Vulnerability feed

CVE and vendor PSIRT advisories from 13 sources, last 30 days. Updated hourly, last run Oct 26 01:05 UTC

Critical in the last 24 hours

1603 in 30 days

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In the last 24 hours, CISA KEV and vendor reports

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New in the last 24 hours

136-77% vs 7-day avg of 597

2 critical, 34 high, 59 medium, 21 low

231 advisories match Clear all Export 25 shown as CSV

Expand	Severity	Score	Advisory	Title	Source	Published
	High	7.5	CVE-2026-97830	Double free in Windows Internet Information Services allows an unauthorized attacker to deny service over a network. MicrosoftMicrosoft Windows 11 version 23H2, Microsoft Windows 11 Version 24H2, Microsoft Windows 11 Version 25H2, Microsoft Windows 11 version 26H1, Microsoft Windows 11 Version 26H2, Microsoft Windows Server 2025, Microsoft Windows Server 2025 (Server Core installation), Microsoft Windows 11 23H2, Microsoft Windows 11 24H2, Microsoft Windows 11 25H2, Microsoft Windows Server 2022	NVD	Oct 13 19:22 UTC
CVE-2026-97830Double free in Windows Internet Information Services allows an unauthorized attacker to deny service over a network. From the advisory Double free in Windows Internet Information Services allows an unauthorized attacker to deny service over a network. Impact if exploited ConfidentialityNone IntegrityNone AvailabilityHigh How it is exploited Attack vector Network Attack complexity Low Privileges required None User interaction None Scope Unchanged CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Affects Microsoft Microsoft Windows 11 version 23H2 Microsoft Windows 11 Version 24H2 Microsoft Windows 11 Version 25H2 Microsoft Windows 11 version 26H1 Microsoft Windows 11 Version 26H2 Microsoft Windows Server 2025 Microsoft Windows Server 2025 (Server Core installation)Microsoft Windows 11 23H2 Microsoft Windows 11 24H2 Microsoft Windows 11 25H2 Microsoft Windows Server 2022 NIST National Vulnerability DatabasePublished Oct 13, 2026 19:22 UTC Read the advisory
	High	7.0	CVE-2026-97812	Double free in Windows Update Orchestrator Service allows an authorized attacker to elevate privileges locally. MicrosoftMicrosoft Windows 11 version 23H2, Microsoft Windows 11 Version 24H2, Microsoft Windows 11 Version 25H2, Microsoft Windows 11 version 26H1, Microsoft Windows 11 Version 26H2, Microsoft Windows Server 2025, Microsoft Windows Server 2025 (Server Core installation), Microsoft Windows 10 Version 21H2, Microsoft Windows 10 Version 22H2, Microsoft Windows 10 21H2, Microsoft Windows 10 22H2	NVD	Oct 13 19:22 UTC
CVE-2026-97812Double free in Windows Update Orchestrator Service allows an authorized attacker to elevate privileges locally. From the advisory Double free in Windows Update Orchestrator Service allows an authorized attacker to elevate privileges locally. Impact if exploited ConfidentialityHigh IntegrityHigh AvailabilityHigh How it is exploited Attack vector Local Attack complexity High Privileges required Low User interaction None Scope Unchanged CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H Affects Microsoft Microsoft Windows 11 version 23H2 Microsoft Windows 11 Version 24H2 Microsoft Windows 11 Version 25H2 Microsoft Windows 11 version 26H1 Microsoft Windows 11 Version 26H2 Microsoft Windows Server 2025 Microsoft Windows Server 2025 (Server Core installation)Microsoft Windows 10 Version 21H2 Microsoft Windows 10 Version 22H2 Microsoft Windows 10 21H2 Microsoft Windows 10 22H2 NIST National Vulnerability DatabasePublished Oct 13, 2026 19:22 UTC Read the advisory
	High	7.0	CVE-2026-97810	Heap-based buffer overflow in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker to elevate privileges locally. MicrosoftMicrosoft Windows 11 Version 24H2, Microsoft Windows 11 Version 25H2, Microsoft Windows 11 version 26H1, Microsoft Windows 11 Version 26H2, Microsoft Windows Server 2025, Microsoft Windows Server 2025 (Server Core installation), Microsoft Windows 11 24H2, Microsoft Windows 11 25H2, Microsoft Windows 11 26H1, Microsoft Windows Server 2022, Microsoft Windows 11 26H2	NVD	Oct 13 19:22 UTC
CVE-2026-97810Heap-based buffer overflow in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker to elevate privileges locally. From the advisory Heap-based buffer overflow in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker to elevate privileges locally. Impact if exploited ConfidentialityHigh IntegrityHigh AvailabilityHigh How it is exploited Attack vector Local Attack complexity High Privileges required Low User interaction None Scope Unchanged CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H Affects Microsoft Microsoft Windows 11 Version 24H2 Microsoft Windows 11 Version 25H2 Microsoft Windows 11 version 26H1 Microsoft Windows 11 Version 26H2 Microsoft Windows Server 2025 Microsoft Windows Server 2025 (Server Core installation)Microsoft Windows 11 24H2 Microsoft Windows 11 25H2 Microsoft Windows 11 26H1 Microsoft Windows Server 2022 Microsoft Windows 11 26H2 NIST National Vulnerability DatabasePublished Oct 13, 2026 19:22 UTC Read the advisory
	High	7.8	CVE-2026-97798	Improper neutralization of argument delimiters in a command ('argument injection') in Windows Error Reporting allows an authorized attacker to elevate privileges locally. MicrosoftMicrosoft Windows 11 version 23H2, Microsoft Windows 11 Version 24H2, Microsoft Windows 11 Version 25H2, Microsoft Windows 11 version 26H1, Microsoft Windows 11 Version 26H2, Microsoft Windows Server 2025, Microsoft Windows Server 2025 (Server Core installation), Microsoft Windows 10 Version 21H2, Microsoft Windows 10 Version 22H2, Microsoft Windows Server 2022, Microsoft Windows 10 21H2	NVD	Oct 13 19:22 UTC
CVE-2026-97798Improper neutralization of argument delimiters in a command ('argument injection') in Windows Error Reporting allows an authorized attacker to elevate privileges locally. From the advisory Improper neutralization of argument delimiters in a command ('argument injection') in Windows Error Reporting allows an authorized attacker to elevate privileges locally. Impact if exploited ConfidentialityHigh IntegrityHigh AvailabilityHigh How it is exploited Attack vector Local Attack complexity Low Privileges required Low User interaction None Scope Unchanged CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Affects Microsoft Microsoft Windows 11 version 23H2 Microsoft Windows 11 Version 24H2 Microsoft Windows 11 Version 25H2 Microsoft Windows 11 version 26H1 Microsoft Windows 11 Version 26H2 Microsoft Windows Server 2025 Microsoft Windows Server 2025 (Server Core installation)Microsoft Windows 10 Version 21H2 Microsoft Windows 10 Version 22H2 Microsoft Windows Server 2022 Microsoft Windows 10 21H2 NIST National Vulnerability DatabasePublished Oct 13, 2026 19:22 UTC Read the advisory
	High	7.8	CVE-2026-97794	Heap-based buffer overflow in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker to elevate privileges locally. MicrosoftMicrosoft Windows 11 version 23H2, Microsoft Windows 11 Version 24H2, Microsoft Windows 11 Version 25H2, Microsoft Windows 11 version 26H1, Microsoft Windows 11 Version 26H2, Microsoft Windows Server 2025, Microsoft Windows Server 2025 (Server Core installation), Microsoft Windows 11 23H2, Microsoft Windows 11 24H2, Microsoft Windows 11 25H2, Microsoft Windows Server 2022	NVD	Oct 13 19:22 UTC
CVE-2026-97794Heap-based buffer overflow in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker to elevate privileges locally. From the advisory Heap-based buffer overflow in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker to elevate privileges locally. Impact if exploited ConfidentialityHigh IntegrityHigh AvailabilityHigh How it is exploited Attack vector Local Attack complexity Low Privileges required Low User interaction None Scope Unchanged CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Affects Microsoft Microsoft Windows 11 version 23H2 Microsoft Windows 11 Version 24H2 Microsoft Windows 11 Version 25H2 Microsoft Windows 11 version 26H1 Microsoft Windows 11 Version 26H2 Microsoft Windows Server 2025 Microsoft Windows Server 2025 (Server Core installation)Microsoft Windows 11 23H2 Microsoft Windows 11 24H2 Microsoft Windows 11 25H2 Microsoft Windows Server 2022 NIST National Vulnerability DatabasePublished Oct 13, 2026 19:22 UTC Read the advisory
	High	7.8	CVE-2026-97792	Improper access control in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker to elevate privileges locally. MicrosoftMicrosoft Windows 11 version 23H2, Microsoft Windows 11 Version 24H2, Microsoft Windows 11 Version 25H2, Microsoft Windows 11 Version 26H2, Microsoft Windows Server 2025, Microsoft Windows Server 2025 (Server Core installation), Microsoft Windows 11 23H2, Microsoft Windows 11 24H2, Microsoft Windows 11 25H2, Microsoft Windows Server 2022, Microsoft Windows 11 26H2	NVD	Oct 13 19:22 UTC
CVE-2026-97792Improper access control in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker to elevate privileges locally. From the advisory Improper access control in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker to elevate privileges locally. Impact if exploited ConfidentialityHigh IntegrityHigh AvailabilityHigh How it is exploited Attack vector Local Attack complexity Low Privileges required Low User interaction None Scope Unchanged CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Affects Microsoft Microsoft Windows 11 version 23H2 Microsoft Windows 11 Version 24H2 Microsoft Windows 11 Version 25H2 Microsoft Windows 11 Version 26H2 Microsoft Windows Server 2025 Microsoft Windows Server 2025 (Server Core installation)Microsoft Windows 11 23H2 Microsoft Windows 11 24H2 Microsoft Windows 11 25H2 Microsoft Windows Server 2022 Microsoft Windows 11 26H2 NIST National Vulnerability DatabasePublished Oct 13, 2026 19:22 UTC Read the advisory
	Medium	5.5	CVE-2026-97790	Improper link resolution before file access ('link following') in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker to perform tampering... MicrosoftMicrosoft Windows 11 Version 24H2, Microsoft Windows 11 Version 25H2, Microsoft Windows 11 version 26H1, Microsoft Windows 11 Version 26H2, Microsoft Windows Server 2025, Microsoft Windows Server 2025 (Server Core installation), Microsoft Windows 11 24H2, Microsoft Windows 11 25H2, Microsoft Windows 11 26H1, Microsoft Windows Server 2022, Microsoft Windows 11 26H2	NVD	Oct 13 19:22 UTC
CVE-2026-97790Improper link resolution before file access ('link following') in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker to perform tampering... From the advisory Improper link resolution before file access ('link following') in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker to perform tampering locally. Impact if exploited ConfidentialityNone IntegrityHigh AvailabilityNone How it is exploited Attack vector Local Attack complexity Low Privileges required Low User interaction None Scope Unchanged CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N Affects Microsoft Microsoft Windows 11 Version 24H2 Microsoft Windows 11 Version 25H2 Microsoft Windows 11 version 26H1 Microsoft Windows 11 Version 26H2 Microsoft Windows Server 2025 Microsoft Windows Server 2025 (Server Core installation)Microsoft Windows 11 24H2 Microsoft Windows 11 25H2 Microsoft Windows 11 26H1 Microsoft Windows Server 2022 Microsoft Windows 11 26H2 NIST National Vulnerability DatabasePublished Oct 13, 2026 19:22 UTC Read the advisory
	High	7.0	CVE-2026-97787	Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized... MicrosoftMicrosoft Windows 11 version 23H2, Microsoft Windows 11 Version 24H2, Microsoft Windows 11 Version 25H2, Microsoft Windows 11 version 26H1, Microsoft Windows 11 Version 26H2, Microsoft Windows Server 2025, Microsoft Windows Server 2025 (Server Core installation), Microsoft Windows 11 23H2, Microsoft Windows 11 24H2, Microsoft Windows 11 25H2, Microsoft Windows Server 2022	NVD	Oct 13 19:22 UTC
CVE-2026-97787Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized... From the advisory Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker to elevate privileges locally. Impact if exploited ConfidentialityHigh IntegrityHigh AvailabilityHigh How it is exploited Attack vector Local Attack complexity High Privileges required Low User interaction None Scope Unchanged CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H Affects Microsoft Microsoft Windows 11 version 23H2 Microsoft Windows 11 Version 24H2 Microsoft Windows 11 Version 25H2 Microsoft Windows 11 version 26H1 Microsoft Windows 11 Version 26H2 Microsoft Windows Server 2025 Microsoft Windows Server 2025 (Server Core installation)Microsoft Windows 11 23H2 Microsoft Windows 11 24H2 Microsoft Windows 11 25H2 Microsoft Windows Server 2022 NIST National Vulnerability DatabasePublished Oct 13, 2026 19:22 UTC Read the advisory
	High	7.5	CVE-2026-96945	Uncaught exception in Windows Failover Cluster allows an unauthorized attacker to deny service over a network. MicrosoftMicrosoft Windows Server 2025, Microsoft Windows Server 2025 (Server Core installation), Microsoft Windows Server 2019, Microsoft Windows Server 2019 (Server Core installation), Microsoft Windows Server 2022	NVD	Oct 13 19:22 UTC
CVE-2026-96945Uncaught exception in Windows Failover Cluster allows an unauthorized attacker to deny service over a network. From the advisory Uncaught exception in Windows Failover Cluster allows an unauthorized attacker to deny service over a network. Impact if exploited ConfidentialityNone IntegrityNone AvailabilityHigh How it is exploited Attack vector Network Attack complexity Low Privileges required None User interaction None Scope Unchanged CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Affects Microsoft Microsoft Windows Server 2025 Microsoft Windows Server 2025 (Server Core installation)Microsoft Windows Server 2019 Microsoft Windows Server 2019 (Server Core installation)Microsoft Windows Server 2022 NIST National Vulnerability DatabasePublished Oct 13, 2026 19:22 UTC Read the advisory
	Medium	5.5	CVE-2026-96944	Insertion of sensitive information into externally-accessible file or directory in Windows Storage allows an authorized attacker to disclose information locally. MicrosoftMicrosoft Windows 11 Version 24H2, Microsoft Windows 11 Version 25H2, Microsoft Windows 11 version 26H1, Microsoft Windows 11 Version 26H2, Microsoft Windows Server 2025, Microsoft Windows Server 2025 (Server Core installation), Microsoft Windows 11 24H2, Microsoft Windows 11 25H2, Microsoft Windows 11 26H1, Microsoft Windows Server 2022, Microsoft Windows 11 26H2	NVD	Oct 13 19:22 UTC
CVE-2026-96944Insertion of sensitive information into externally-accessible file or directory in Windows Storage allows an authorized attacker to disclose information locally. From the advisory Insertion of sensitive information into externally-accessible file or directory in Windows Storage allows an authorized attacker to disclose information locally. Impact if exploited ConfidentialityHigh IntegrityNone AvailabilityNone How it is exploited Attack vector Local Attack complexity Low Privileges required Low User interaction None Scope Unchanged CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N Affects Microsoft Microsoft Windows 11 Version 24H2 Microsoft Windows 11 Version 25H2 Microsoft Windows 11 version 26H1 Microsoft Windows 11 Version 26H2 Microsoft Windows Server 2025 Microsoft Windows Server 2025 (Server Core installation)Microsoft Windows 11 24H2 Microsoft Windows 11 25H2 Microsoft Windows 11 26H1 Microsoft Windows Server 2022 Microsoft Windows 11 26H2 NIST National Vulnerability DatabasePublished Oct 13, 2026 19:22 UTC Read the advisory
	High	7.0	CVE-2026-96939	Time-of-check time-of-use (toctou) race condition in Servicing Stack Updates allows an authorized attacker to elevate privileges locally. MicrosoftMicrosoft Windows 11 version 23H2, Microsoft Windows 11 Version 24H2, Microsoft Windows 11 Version 25H2, Microsoft Windows 11 version 26H1, Microsoft Windows 11 Version 26H2, Microsoft Windows Server 2025, Microsoft Windows Server 2025 (Server Core installation), Microsoft Windows 11 23H2, Microsoft Windows 11 24H2, Microsoft Windows 11 25H2, Microsoft Windows 11 26H1	NVD	Oct 13 19:22 UTC
CVE-2026-96939Time-of-check time-of-use (toctou) race condition in Servicing Stack Updates allows an authorized attacker to elevate privileges locally. From the advisory Time-of-check time-of-use (toctou) race condition in Servicing Stack Updates allows an authorized attacker to elevate privileges locally. Impact if exploited ConfidentialityHigh IntegrityHigh AvailabilityHigh How it is exploited Attack vector Local Attack complexity High Privileges required Low User interaction None Scope Unchanged CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H Affects Microsoft Microsoft Windows 11 version 23H2 Microsoft Windows 11 Version 24H2 Microsoft Windows 11 Version 25H2 Microsoft Windows 11 version 26H1 Microsoft Windows 11 Version 26H2 Microsoft Windows Server 2025 Microsoft Windows Server 2025 (Server Core installation)Microsoft Windows 11 23H2 Microsoft Windows 11 24H2 Microsoft Windows 11 25H2 Microsoft Windows 11 26H1 NIST National Vulnerability DatabasePublished Oct 13, 2026 19:22 UTC Read the advisory
	High	7.0	CVE-2026-96937	Use after free in Microsoft Windows Search Component allows an authorized attacker to elevate privileges locally. MicrosoftMicrosoft Windows 11 version 23H2, Microsoft Windows 11 Version 24H2, Microsoft Windows 11 Version 25H2, Microsoft Windows 11 version 26H1, Microsoft Windows 11 Version 26H2, Microsoft Windows Server 2025, Microsoft Windows Server 2025 (Server Core installation), Microsoft Windows 10 Version 21H2, Microsoft Windows 10 Version 22H2, Microsoft Windows Server 2022, Microsoft Windows 10 21H2	NVD	Oct 13 19:22 UTC
CVE-2026-96937Use after free in Microsoft Windows Search Component allows an authorized attacker to elevate privileges locally. From the advisory Use after free in Microsoft Windows Search Component allows an authorized attacker to elevate privileges locally. Impact if exploited ConfidentialityHigh IntegrityHigh AvailabilityHigh How it is exploited Attack vector Local Attack complexity High Privileges required Low User interaction None Scope Unchanged CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H Affects Microsoft Microsoft Windows 11 version 23H2 Microsoft Windows 11 Version 24H2 Microsoft Windows 11 Version 25H2 Microsoft Windows 11 version 26H1 Microsoft Windows 11 Version 26H2 Microsoft Windows Server 2025 Microsoft Windows Server 2025 (Server Core installation)Microsoft Windows 10 Version 21H2 Microsoft Windows 10 Version 22H2 Microsoft Windows Server 2022 Microsoft Windows 10 21H2 NIST National Vulnerability DatabasePublished Oct 13, 2026 19:22 UTC Read the advisory
	Critical	9.8	CVE-2026-96934	Use after free in Windows DHCP Server allows an unauthorized attacker to execute code over a network. MicrosoftMicrosoft Windows Server 2025, Microsoft Windows 10 Version 1809, Microsoft Windows Server 2019, Microsoft Windows Server 2019 (Server Core installation), Microsoft Windows Server 2022, Microsoft Windows 10 Version 1607, Microsoft Windows Server 2012, Microsoft Windows Server 2012 (Server Core installation), Microsoft Windows Server 2016, Microsoft Windows Server 2016 (Server Core installation), Microsoft Windows Server 2012 R2, Microsoft Windows Server 2012 R2 (Server Core installation)	NVD	Oct 13 19:22 UTC
CVE-2026-96934Use after free in Windows DHCP Server allows an unauthorized attacker to execute code over a network. From the advisory Use after free in Windows DHCP Server allows an unauthorized attacker to execute code over a network. Impact if exploited ConfidentialityHigh IntegrityHigh AvailabilityHigh How it is exploited Attack vector Network Attack complexity Low Privileges required None User interaction None Scope Unchanged CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Affects Microsoft Microsoft Windows Server 2025 Microsoft Windows 10 Version 1809 Microsoft Windows Server 2019 Microsoft Windows Server 2019 (Server Core installation)Microsoft Windows Server 2022 Microsoft Windows 10 Version 1607 Microsoft Windows Server 2012 Microsoft Windows Server 2012 (Server Core installation)Microsoft Windows Server 2016 Microsoft Windows Server 2016 (Server Core installation)Microsoft Windows Server 2012 R2 Microsoft Windows Server 2012 R2 (Server Core installation) NIST National Vulnerability DatabasePublished Oct 13, 2026 19:22 UTC Read the advisory
	Medium	5.5	CVE-2026-96926	Missing authorization in DNS Server allows an authorized attacker to perform tampering locally. MicrosoftMicrosoft Windows Server 2025, Microsoft Windows 10 Version 1809, Microsoft Windows Server 2019, Microsoft Windows Server 2019 (Server Core installation), Microsoft Windows Server 2022, Microsoft Windows 10 Version 1607, Microsoft Windows Server 2012, Microsoft Windows Server 2012 (Server Core installation), Microsoft Windows Server 2016, Microsoft Windows Server 2016 (Server Core installation), Microsoft Windows Server 2012 R2, Microsoft Windows Server 2012 R2 (Server Core installation)	NVD	Oct 13 19:22 UTC
CVE-2026-96926Missing authorization in DNS Server allows an authorized attacker to perform tampering locally. From the advisory Missing authorization in DNS Server allows an authorized attacker to perform tampering locally. Impact if exploited ConfidentialityNone IntegrityHigh AvailabilityNone How it is exploited Attack vector Local Attack complexity Low Privileges required Low User interaction None Scope Unchanged CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N Affects Microsoft Microsoft Windows Server 2025 Microsoft Windows 10 Version 1809 Microsoft Windows Server 2019 Microsoft Windows Server 2019 (Server Core installation)Microsoft Windows Server 2022 Microsoft Windows 10 Version 1607 Microsoft Windows Server 2012 Microsoft Windows Server 2012 (Server Core installation)Microsoft Windows Server 2016 Microsoft Windows Server 2016 (Server Core installation)Microsoft Windows Server 2012 R2 Microsoft Windows Server 2012 R2 (Server Core installation) NIST National Vulnerability DatabasePublished Oct 13, 2026 19:22 UTC Read the advisory
	Critical	9.8	CVE-2026-96909	Heap-based buffer overflow in Windows BitLocker allows an unauthorized attacker to execute code over a network. MicrosoftMicrosoft Windows 11 version 23H2, Microsoft Windows 11 Version 24H2, Microsoft Windows 11 Version 25H2, Microsoft Windows 11 version 26H1, Microsoft Windows 11 Version 26H2, Microsoft Windows Server 2025, Microsoft Windows Server 2025 (Server Core installation), Microsoft Windows 11 23H2, Microsoft Windows 11 24H2, Microsoft Windows 11 25H2, Microsoft Windows Server 2022	NVD	Oct 13 19:22 UTC
CVE-2026-96909Heap-based buffer overflow in Windows BitLocker allows an unauthorized attacker to execute code over a network. From the advisory Heap-based buffer overflow in Windows BitLocker allows an unauthorized attacker to execute code over a network. Impact if exploited ConfidentialityHigh IntegrityHigh AvailabilityHigh How it is exploited Attack vector Network Attack complexity Low Privileges required None User interaction None Scope Unchanged CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Affects Microsoft Microsoft Windows 11 version 23H2 Microsoft Windows 11 Version 24H2 Microsoft Windows 11 Version 25H2 Microsoft Windows 11 version 26H1 Microsoft Windows 11 Version 26H2 Microsoft Windows Server 2025 Microsoft Windows Server 2025 (Server Core installation)Microsoft Windows 11 23H2 Microsoft Windows 11 24H2 Microsoft Windows 11 25H2 Microsoft Windows Server 2022 NIST National Vulnerability DatabasePublished Oct 13, 2026 19:22 UTC Read the advisory
	High	7.0	CVE-2026-96868	Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally. MicrosoftMicrosoft Windows 11 Version 24H2, Microsoft Windows 11 Version 25H2, Microsoft Windows 11 Version 26H2, Microsoft Windows Server 2025, Microsoft Windows Server 2025 (Server Core installation)	NVD	Oct 13 19:22 UTC
CVE-2026-96868Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally. From the advisory Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally. Impact if exploited ConfidentialityHigh IntegrityHigh AvailabilityHigh How it is exploited Attack vector Local Attack complexity High Privileges required Low User interaction None Scope Unchanged CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H Affects Microsoft Microsoft Windows 11 Version 24H2 Microsoft Windows 11 Version 25H2 Microsoft Windows 11 Version 26H2 Microsoft Windows Server 2025 Microsoft Windows Server 2025 (Server Core installation) NIST National Vulnerability DatabasePublished Oct 13, 2026 19:22 UTC Read the advisory
	High	7.5	CVE-2026-96866	Out-of-bounds read in Network Device Enrollment Service (NDES) allows an unauthorized attacker to deny service over a network. MicrosoftMicrosoft Windows Server 2025, Microsoft Windows 10 Version 1809, Microsoft Windows Server 2019, Microsoft Windows Server 2019 (Server Core installation), Microsoft Windows Server 2022, Microsoft Windows 10 Version 1607, Microsoft Windows Server 2012, Microsoft Windows Server 2012 (Server Core installation), Microsoft Windows Server 2016, Microsoft Windows Server 2016 (Server Core installation), Microsoft Windows Server 2012 R2, Microsoft Windows Server 2012 R2 (Server Core installation)	NVD	Oct 13 19:22 UTC
CVE-2026-96866Out-of-bounds read in Network Device Enrollment Service (NDES) allows an unauthorized attacker to deny service over a network. From the advisory Out-of-bounds read in Network Device Enrollment Service (NDES) allows an unauthorized attacker to deny service over a network. Impact if exploited ConfidentialityNone IntegrityNone AvailabilityHigh How it is exploited Attack vector Network Attack complexity Low Privileges required None User interaction None Scope Unchanged CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Affects Microsoft Microsoft Windows Server 2025 Microsoft Windows 10 Version 1809 Microsoft Windows Server 2019 Microsoft Windows Server 2019 (Server Core installation)Microsoft Windows Server 2022 Microsoft Windows 10 Version 1607 Microsoft Windows Server 2012 Microsoft Windows Server 2012 (Server Core installation)Microsoft Windows Server 2016 Microsoft Windows Server 2016 (Server Core installation)Microsoft Windows Server 2012 R2 Microsoft Windows Server 2012 R2 (Server Core installation) NIST National Vulnerability DatabasePublished Oct 13, 2026 19:22 UTC Read the advisory
	Critical	9.8	CVE-2026-96864	Double free in Microsoft Failover Cluster Virtual Driver allows an unauthorized attacker to execute code over a network. MicrosoftMicrosoft Windows Server 2025, Microsoft Windows 10 Version 1809, Microsoft Windows Server 2019, Microsoft Windows Server 2019 (Server Core installation), Microsoft Windows Server 2022, Microsoft Windows 10 Version 1607, Microsoft Windows Server 2012, Microsoft Windows Server 2012 (Server Core installation), Microsoft Windows Server 2016, Microsoft Windows Server 2016 (Server Core installation), Microsoft Windows Server 2012 R2, Microsoft Windows Server 2012 R2 (Server Core installation)	NVD	Oct 13 19:22 UTC
CVE-2026-96864Double free in Microsoft Failover Cluster Virtual Driver allows an unauthorized attacker to execute code over a network. From the advisory Double free in Microsoft Failover Cluster Virtual Driver allows an unauthorized attacker to execute code over a network. Impact if exploited ConfidentialityHigh IntegrityHigh AvailabilityHigh How it is exploited Attack vector Network Attack complexity Low Privileges required None User interaction None Scope Unchanged CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Affects Microsoft Microsoft Windows Server 2025 Microsoft Windows 10 Version 1809 Microsoft Windows Server 2019 Microsoft Windows Server 2019 (Server Core installation)Microsoft Windows Server 2022 Microsoft Windows 10 Version 1607 Microsoft Windows Server 2012 Microsoft Windows Server 2012 (Server Core installation)Microsoft Windows Server 2016 Microsoft Windows Server 2016 (Server Core installation)Microsoft Windows Server 2012 R2 Microsoft Windows Server 2012 R2 (Server Core installation) NIST National Vulnerability DatabasePublished Oct 13, 2026 19:22 UTC Read the advisory
	Medium	6.8	CVE-2026-96863	Heap-based buffer overflow in Windows Storage Port Driver allows an unauthorized attacker to elevate privileges with a physical attack. MicrosoftMicrosoft Windows 11 version 23H2, Microsoft Windows 11 Version 24H2, Microsoft Windows 11 Version 25H2, Microsoft Windows 11 version 26H1, Microsoft Windows 11 Version 26H2, Microsoft Windows Server 2025, Microsoft Windows Server 2025 (Server Core installation)	NVD	Oct 13 19:22 UTC
CVE-2026-96863Heap-based buffer overflow in Windows Storage Port Driver allows an unauthorized attacker to elevate privileges with a physical attack. From the advisory Heap-based buffer overflow in Windows Storage Port Driver allows an unauthorized attacker to elevate privileges with a physical attack. Impact if exploited ConfidentialityHigh IntegrityHigh AvailabilityHigh How it is exploited Attack vector Physical Attack complexity Low Privileges required None User interaction None Scope Unchanged CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Affects Microsoft Microsoft Windows 11 version 23H2 Microsoft Windows 11 Version 24H2 Microsoft Windows 11 Version 25H2 Microsoft Windows 11 version 26H1 Microsoft Windows 11 Version 26H2 Microsoft Windows Server 2025 Microsoft Windows Server 2025 (Server Core installation) NIST National Vulnerability DatabasePublished Oct 13, 2026 19:22 UTC Read the advisory
	High	7.5	CVE-2026-96861	Out-of-bounds read in Network Device Enrollment Service (NDES) allows an unauthorized attacker to deny service over a network. MicrosoftMicrosoft Windows Server 2025, Microsoft Windows 10 Version 1809, Microsoft Windows Server 2019, Microsoft Windows Server 2019 (Server Core installation), Microsoft Windows Server 2022, Microsoft Windows 10 Version 1607, Microsoft Windows Server 2012, Microsoft Windows Server 2012 (Server Core installation), Microsoft Windows Server 2016, Microsoft Windows Server 2016 (Server Core installation), Microsoft Windows Server 2012 R2, Microsoft Windows Server 2012 R2 (Server Core installation)	NVD	Oct 13 19:22 UTC
CVE-2026-96861Out-of-bounds read in Network Device Enrollment Service (NDES) allows an unauthorized attacker to deny service over a network. From the advisory Out-of-bounds read in Network Device Enrollment Service (NDES) allows an unauthorized attacker to deny service over a network. Impact if exploited ConfidentialityNone IntegrityNone AvailabilityHigh How it is exploited Attack vector Network Attack complexity Low Privileges required None User interaction None Scope Unchanged CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Affects Microsoft Microsoft Windows Server 2025 Microsoft Windows 10 Version 1809 Microsoft Windows Server 2019 Microsoft Windows Server 2019 (Server Core installation)Microsoft Windows Server 2022 Microsoft Windows 10 Version 1607 Microsoft Windows Server 2012 Microsoft Windows Server 2012 (Server Core installation)Microsoft Windows Server 2016 Microsoft Windows Server 2016 (Server Core installation)Microsoft Windows Server 2012 R2 Microsoft Windows Server 2012 R2 (Server Core installation) NIST National Vulnerability DatabasePublished Oct 13, 2026 19:22 UTC Read the advisory
	Medium	5.5	CVE-2026-96858	Missing authentication for critical function in Windows Security Account Manager allows an authorized attacker to perform tampering locally. MicrosoftMicrosoft Windows 11 version 23H2, Microsoft Windows 11 Version 24H2, Microsoft Windows 11 Version 25H2, Microsoft Windows 11 version 26H1, Microsoft Windows 11 Version 26H2, Microsoft Windows Server 2025, Microsoft Windows Server 2025 (Server Core installation), Microsoft Windows 10 Version 21H2, Microsoft Windows 10 Version 22H2, Microsoft Windows Server 2022	NVD	Oct 13 19:21 UTC
CVE-2026-96858Missing authentication for critical function in Windows Security Account Manager allows an authorized attacker to perform tampering locally. From the advisory Missing authentication for critical function in Windows Security Account Manager allows an authorized attacker to perform tampering locally. Impact if exploited ConfidentialityNone IntegrityHigh AvailabilityNone How it is exploited Attack vector Local Attack complexity Low Privileges required Low User interaction None Scope Unchanged CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N Affects Microsoft Microsoft Windows 11 version 23H2 Microsoft Windows 11 Version 24H2 Microsoft Windows 11 Version 25H2 Microsoft Windows 11 version 26H1 Microsoft Windows 11 Version 26H2 Microsoft Windows Server 2025 Microsoft Windows Server 2025 (Server Core installation)Microsoft Windows 10 Version 21H2 Microsoft Windows 10 Version 22H2 Microsoft Windows Server 2022 NIST National Vulnerability DatabasePublished Oct 13, 2026 19:21 UTC Read the advisory
	Medium	5.5	CVE-2026-96848	Buffer over-read in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose information locally. MicrosoftMicrosoft Windows 11 version 23H2, Microsoft Windows Server 2025, Microsoft Windows Server 2025 (Server Core installation), Microsoft Windows 10 Version 1809, Microsoft Windows 10 Version 21H2, Microsoft Windows 10 Version 22H2, Microsoft Windows Server 2019, Microsoft Windows Server 2019 (Server Core installation), Microsoft Windows Server 2022, Microsoft Windows 10 1809, Microsoft Windows 10 21H2	NVD	Oct 13 19:21 UTC
CVE-2026-96848Buffer over-read in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose information locally. From the advisory Buffer over-read in Windows Win32 Kernel Subsystem allows an authorized attacker to disclose information locally. Impact if exploited ConfidentialityHigh IntegrityNone AvailabilityNone How it is exploited Attack vector Local Attack complexity Low Privileges required Low User interaction None Scope Unchanged CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N Affects Microsoft Microsoft Windows 11 version 23H2 Microsoft Windows Server 2025 Microsoft Windows Server 2025 (Server Core installation)Microsoft Windows 10 Version 1809 Microsoft Windows 10 Version 21H2 Microsoft Windows 10 Version 22H2 Microsoft Windows Server 2019 Microsoft Windows Server 2019 (Server Core installation)Microsoft Windows Server 2022 Microsoft Windows 10 1809 Microsoft Windows 10 21H2 NIST National Vulnerability DatabasePublished Oct 13, 2026 19:21 UTC Read the advisory
	High	7.0	CVE-2026-96323	Use after free in Windows Update allows an authorized attacker to elevate privileges locally. MicrosoftMicrosoft Windows 11 version 23H2, Microsoft Windows 11 Version 24H2, Microsoft Windows 11 Version 25H2, Microsoft Windows 11 version 26H1, Microsoft Windows 11 Version 26H2, Microsoft Windows Server 2025, Microsoft Windows Server 2025 (Server Core installation), Microsoft Windows 10 Version 21H2, Microsoft Windows 10 Version 22H2, Microsoft Windows Server 2022, Microsoft Windows 10 21H2	NVD	Oct 13 19:21 UTC
CVE-2026-96323Use after free in Windows Update allows an authorized attacker to elevate privileges locally. From the advisory Use after free in Windows Update allows an authorized attacker to elevate privileges locally. Impact if exploited ConfidentialityHigh IntegrityHigh AvailabilityHigh How it is exploited Attack vector Local Attack complexity High Privileges required Low User interaction None Scope Unchanged CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H Affects Microsoft Microsoft Windows 11 version 23H2 Microsoft Windows 11 Version 24H2 Microsoft Windows 11 Version 25H2 Microsoft Windows 11 version 26H1 Microsoft Windows 11 Version 26H2 Microsoft Windows Server 2025 Microsoft Windows Server 2025 (Server Core installation)Microsoft Windows 10 Version 21H2 Microsoft Windows 10 Version 22H2 Microsoft Windows Server 2022 Microsoft Windows 10 21H2 NIST National Vulnerability DatabasePublished Oct 13, 2026 19:21 UTC Read the advisory
	Medium	5.5	CVE-2026-96321	Out-of-bounds read in Remote Desktop Display Driver allows an authorized attacker to disclose information locally. MicrosoftMicrosoft Windows 11 version 23H2, Microsoft Windows 11 Version 24H2, Microsoft Windows 11 Version 25H2, Microsoft Windows 11 version 26H1, Microsoft Windows 11 Version 26H2, Microsoft Windows Server 2025, Microsoft Windows Server 2025 (Server Core installation), Microsoft Windows 10 Version 21H2, Microsoft Windows 10 Version 22H2, Microsoft Windows Server 2022, Microsoft Windows 10 21H2	NVD	Oct 13 19:21 UTC
CVE-2026-96321Out-of-bounds read in Remote Desktop Display Driver allows an authorized attacker to disclose information locally. From the advisory Out-of-bounds read in Remote Desktop Display Driver allows an authorized attacker to disclose information locally. Impact if exploited ConfidentialityHigh IntegrityNone AvailabilityNone How it is exploited Attack vector Local Attack complexity Low Privileges required Low User interaction None Scope Unchanged CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N Affects Microsoft Microsoft Windows 11 version 23H2 Microsoft Windows 11 Version 24H2 Microsoft Windows 11 Version 25H2 Microsoft Windows 11 version 26H1 Microsoft Windows 11 Version 26H2 Microsoft Windows Server 2025 Microsoft Windows Server 2025 (Server Core installation)Microsoft Windows 10 Version 21H2 Microsoft Windows 10 Version 22H2 Microsoft Windows Server 2022 Microsoft Windows 10 21H2 NIST National Vulnerability DatabasePublished Oct 13, 2026 19:21 UTC Read the advisory
	Critical	9.8	CVE-2026-96320	Heap-based buffer overflow in Windows DHCP Server allows an unauthorized attacker to execute code over a network. MicrosoftMicrosoft Windows Server 2025, Microsoft Windows 10 Version 1809, Microsoft Windows Server 2019, Microsoft Windows Server 2019 (Server Core installation), Microsoft Windows Server 2022, Microsoft Windows 10 Version 1607, Microsoft Windows Server 2012, Microsoft Windows Server 2012 (Server Core installation), Microsoft Windows Server 2016, Microsoft Windows Server 2016 (Server Core installation), Microsoft Windows Server 2012 R2, Microsoft Windows Server 2012 R2 (Server Core installation)	NVD	Oct 13 19:21 UTC
CVE-2026-96320Heap-based buffer overflow in Windows DHCP Server allows an unauthorized attacker to execute code over a network. From the advisory Heap-based buffer overflow in Windows DHCP Server allows an unauthorized attacker to execute code over a network. Impact if exploited ConfidentialityHigh IntegrityHigh AvailabilityHigh How it is exploited Attack vector Network Attack complexity Low Privileges required None User interaction None Scope Unchanged CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Affects Microsoft Microsoft Windows Server 2025 Microsoft Windows 10 Version 1809 Microsoft Windows Server 2019 Microsoft Windows Server 2019 (Server Core installation)Microsoft Windows Server 2022 Microsoft Windows 10 Version 1607 Microsoft Windows Server 2012 Microsoft Windows Server 2012 (Server Core installation)Microsoft Windows Server 2016 Microsoft Windows Server 2016 (Server Core installation)Microsoft Windows Server 2012 R2 Microsoft Windows Server 2012 R2 (Server Core installation) NIST National Vulnerability DatabasePublished Oct 13, 2026 19:21 UTC Read the advisory

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