CVE-2026-21629

HighCVSS 7.3/10Last modified Oct 26, 2026

Description

The ajax component was excluded from the default logged-in-user check in the administrative area. This behavior was potentially unexpected by 3rd party developers.

Metrics

CVSS 3.1 7.3/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Weakness enumeration

CWE-284

Affected software

Vendor	Product	Versions
Joomla! Project	Joomla! CMS	3.0.0-5.4.3; 6.0.0-6.0.3

References

https://developer.joomla.org/security-centre/1027-20260301-core-acl-hardening-in-com-ajax.htmlVendor Advisory

Timeline

Published: Apr 1, 2026
Last modified: Oct 26, 2026
NVD status: Analyzed

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