CVE-2026-73611

Summary

File Browser versions from 2.50.0 through 2.63.21 fail to validate JWT expiration when proxy authentication is configured with a non-default logout page. Attackers with a previously valid token can access protected routes and administrative endpoints indefinitely, and exchange expired tokens for fresh ones via the renewal endpoint.

Affected Software

VendorProductVersion RangeStatus
filebrowserfilebrowser0 < 2.50.0unaffected

Weaknesses

  • CWE-613: Insufficient Session Expiration

References