Path traversal in Joomla! - CVE-2026-40384
Published: July 8, 2026
Vulnerability identifier: #VU137120
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-40384
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to access files outside the intended directory.
The vulnerability exists due to improper input validation in the com_media files API endpoint when processing the search parameter. A remote attacker can send a specially crafted request to access files outside the intended directory.
Affected software
Joomla!
How to mitigate CVE-2026-40384
Install security update from vendor's website.
Joomla! - addressed in versions 5.4.6, 6.1.1