What is CVE-2026-54910?

CVE-2026-54910 is a high-severity vulnerability in Gtsteffaniak Filebrowser, classified under Path Traversal. CVSS score: 7.7/10. Published 2026-07-20.

How severe is CVE-2026-54910?

High severity. CVSS v3 base score is 7.7 out of 10.

Path Traversal in Gtsteffaniak Filebrowser

CVE-2026-54910

FileBrowser Quantum is a free, self-hosted, web-based file manager. Prior to version 1.4.3-beta, the `subtitlesHandler` endpoint (`GET /api/media/subtitles`) accepts two user-controlled query parameters: `path` and `name`, both of which ar…

Vulnerability class: Path Traversal (Directory Traversal)

CVSS v3 metric

CVSS v3 base score 7.7 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N.

Affected products

Gtsteffaniak Filebrowser — versions < 1.4.3-beta

Weakness classification (CWE)

CWE-22 — Path Traversal
CWE-23 — Relative Path Traversal

References

security-advisories@github.com (x_refsource_CONFIRM)
security-advisories@github.com (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-54910?: CVE-2026-54910 is a high-severity vulnerability in Gtsteffaniak Filebrowser, classified under Path Traversal. CVSS score: 7.7/10. Published 2026-07-20.
How severe is CVE-2026-54910?: High severity. CVSS v3 base score is 7.7 out of 10.