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 administrative endpoints indefinitely, and exchange expired tokens for fresh ones via the renewal endpoint.
Published:Aug 13, 2026
Last Modified:Aug 14, 2026
EPS:Aug 13, 2026
EPSS Score:0.00266
CVSS Score:6.8
Affected Products
Vendor
Product
Action
Vendor
Filebrowser
Product
Filebrowser
Filebrowser
Filebrowser
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
No CAPEC recorded yet
Related CVEs
References
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
