CVE-2026-72837

Description

File Browser versions before 2.63.20 fail to honor the createUserDir isolation in proxy and hook authentication auto-provisioning paths. Attackers with valid upstream-authenticated credentials can read, modify, delete, and share files belonging to other users by exploiting the server root scope assignment.

CVSS Vector

References

• https://github.com/filebrowser/filebrowser/security/advisories/GHSA-j7jh-37pf-mf8h
• https://www.vulncheck.com/advisories/file-browser-before-privilege-escalation-via-proxy-authentication