CVE-2025-53826 — CRITICAL (9.8)

Vulnerability Description

File Browser provides a file managing interface within a specified directory and it can be used to upload, delete, preview, rename, and edit files. In version 2.39.0, File Browser’s authentication system issues long-lived JWT tokens that remain valid even after the user logs out. As of time of publication, no known patches exist.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Filebrowser	Filebrowser	2.39.0

Related Weaknesses (CWE)

CWE-305 CWE-613 CWE-385

References

https://github.com/filebrowser/filebrowser/issues/5216Issue Tracking
https://github.com/filebrowser/filebrowser/security/advisories/GHSA-7xwp-2cpp-p8ExploitVendor Advisory
https://github.com/filebrowser/filebrowser/security/advisories/GHSA-7xwp-2cpp-p8ExploitVendor Advisory

FAQ

What is CVE-2025-53826?

CVE-2025-53826 is a vulnerability with a CVSS score of 9.8 (CRITICAL). File Browser provides a file managing interface within a specified directory and it can be used to upload, delete, preview, rename, and edit files. In version 2.39.0, File Browser’s authentication sys...

How severe is CVE-2025-53826?

CVE-2025-53826 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2025-53826?

Check the references section above for vendor advisories and patch information. Affected products include: Filebrowser Filebrowser.