Improper access control in Joomla! - CVE-2026-48900

 

Improper access control in Joomla! - CVE-2026-48900

Published: May 26, 2026


Vulnerability identifier: #VU132331
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-48900
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Joomla!
Affected software:
Joomla!

Detailed vulnerability description

The vulnerability allows a remote user to modify the task types of existing scheduler tasks.

The vulnerability exists due to improper access control in com_scheduler when handling requests to edit existing scheduler tasks. A remote user can send a crafted request to modify the task types of existing scheduler tasks.


How to mitigate CVE-2026-48900

Install security update from vendor's website.

Sources