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CVE and vendor PSIRT advisories from 13 sources, last 30 days. Updated hourly, last run Oct 26 02:05 UTC

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2 critical, 38 high, 59 medium, 25 low

Expand	Severity	Score	Advisory	Title	Source	Flags	Published
	Medium	5.3	CVE-2026-116020	BookStack before 26.09.2 contains an incorrect authorization vulnerability in AttachmentController that allows authenticated users to access other users' draft page attachments... BookStackApp, BookStackBookStackApp BookStack, BookStack	NVD		Oct 24 12:16 UTC
CVE-2026-116020BookStack before 26.09.2 contains an incorrect authorization vulnerability in AttachmentController that allows authenticated users to access other users' draft page attachments... Executive summary BookStack, a documentation and wiki platform, has an authorization flaw that lets logged-in users reach attachments on other users' unpublished draft pages. The advisory does not state a severity score, but it notes that attackers can download, rename, relink, or replace these files. The fix is to upgrade BookStack to version 26.09.2 or later. Technical summary The flaw is an incorrect authorization issue (CWE-like access control failure) in the AttachmentController. An authenticated user who holds attachment permissions can enumerate sequential attachment IDs to download, rename, relink, or replace files attached to another user's draft pages. The advisory states affected versions as BookStack before 26.09.2 and the fixed version as 26.09.2. A CVSS score, workaround, detection guidance, and confirmation of in-the-wild exploitation are not stated. Summaries are generated by AI from the linked advisory text. Confirm versions and fixes at the source. Impact if exploited ConfidentialityLow IntegrityLow AvailabilityNone How it is exploited Attack vector Network Attack complexity Low Attack requirements None Privileges required Low User interaction None CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Affects BookStackApp BookStack BookStackApp BookStack BookStack NIST National Vulnerability DatabasePublished Oct 24, 2026 12:16 UTC Read the advisory

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