VULNERABILITY INTELLIGENCE
CVE-2026-72839
CVSS score9.8 CRITICAL
EPSS probability0.57%
CISA KEVNot currently listed
Published2026-08-13
Last modified2026-09-08
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Description
filebrowser through 2.63.16 fails to properly restrict scope and permissions when self-signup is enabled with default CreateUserDir setting. Unauthenticated attackers can register accounts that inherit the server root scope with full create, modify, delete, rename, share, and download permissions, allowing unrestricted access to all files.
Weakness classification
- disclosure@vulncheck.com: CWE-266