Path Traversal in Joomla Joomla\!

CVE-2026-40384

An improper validation of the search parameter of the com_media files API endpoint leads to a path traversal vulnerability.

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.000 (0.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Joomla Joomla\!
Joomla! Project Cms — versions 4.0.0-5.4.5, 6.0.0-6.1.0

Weakness classification (CWE)

CWE-22 — Path Traversal

References

security@joomla.org (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2026-40384?: CVE-2026-40384 is a high-severity vulnerability in Joomla Joomla\!, classified under Path Traversal. CVSS score: 7.5/10. Published 2026-05-26.
How severe is CVE-2026-40384?: High severity. CVSS v3 base score is 7.5 out of 10.