Threats Tagged 'cve-2026-82450'
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Threats Tagged 'cve-2026-82450'
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CVE-2026-82450: Unrestricted Upload of File with Dangerous Type in bookstackapp bookstackCVE-2026-82450 0 BookStack before 26.05.4 contains a remote code execution vulnerability in the portable ZIP import functionality that allows users with Import Content and Create Books permissions to upload a PHP polyglot file as a book cover. Attackers can bypass image extension validation by embedding a PHP file with a .php filename in the ZIP archive, which is stored in the public web root and executed by unauthenticated requests. Join the discussion | CVE Database V5 | 08/29/2026, 13:47:53 UTC Added: 08/29/2026, 13:52:41 UTC |
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