CVE-2026-73611

Published: Ago 13, 2026 Last Modified: Ago 13, 2026
ExploitDB:
Other exploit source:
Google Dorks:
HIGH 7,6
Source: [email protected]
Attack Vector: network
Attack Complexity: high
Privileges Required: low
User Interaction: none
Confidentiality: N/A
Integrity: N/A
Availability: N/A
MEDIUM 6,8
Source: [email protected]
Attack Vector: network
Attack Complexity: high
Privileges Required: low
User Interaction: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: none

Description

AI Translation Available

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.

613

Insufficient Session Expiration

Incomplete
Abstraction: Base Structure: Simple
Common Consequences
Security Scopes Affected:
Access Control
Potential Impacts:
Bypass Protection Mechanism
Applicable Platforms
Technologies: Web Based, Web Server
View CWE Details
https://github.com/filebrowser/filebrowser/commit/72faf6dd3…
https://github.com/filebrowser/filebrowser/commit/72faf6dd3c85628e332d3e567124b…
https://github.com/filebrowser/filebrowser/security/advisor…
https://github.com/filebrowser/filebrowser/security/advisories/GHSA-v3jv-rmh2-6…
https://www.vulncheck.com/advisories/file-browser-through-j…
https://www.vulncheck.com/advisories/file-browser-through-jwt-expiration-bypass