Vulnerability in Filebrowser

CVE-2026-73611

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 administrativ…

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-73611?
CVE-2026-73611 is a medium-severity vulnerability in Filebrowser, classified under Insufficient Session Expiration. CVSS score: 6.8/10. Published 2026-08-13.
How severe is CVE-2026-73611?
Medium severity. CVSS v3 base score is 6.8 out of 10.