CVE-2026-73373
Joomla · Published August 18, 2026
9.8
CVSS v3.1
CRITICALPatch availableGet patch
Description
Joomla! Core - [20260810] - Unrestricted uploads of SHTML files in Joomla 1.0.0-5.4.7, 6.0.0-6.1.2 - The default list of dangerous files did not include SHTML files. On servers that executed these files, that could lead to code execution.
Affected Products
- Joomla\! < 5.4.8
- Joomla\! < 6.1.3
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H