CVE-2026-21629

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.

CVSS v3 7.3 HIGH

7.3^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
https://developer.joomla.org/security-centre/1027-20260301-core-acl-hardening-in-com-ajax.html	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:joomla:joomla\!::::::::
	cpe:2.3:a:joomla:joomla\!::::::::

History

09 Apr 2026, 20:00

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 7.3
First Time		Joomla Joomla joomla\!
References	~~() https://developer.joomla.org/security-centre/1027-20260301-core-acl-hardening-in-com-ajax.html -~~	() https://developer.joomla.org/security-centre/1027-20260301-core-acl-hardening-in-com-ajax.html - Vendor Advisory
CPE		cpe:2.3:a:joomla:joomla\!::::::::

01 Apr 2026, 10:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-04-01 10:16

Updated : 2026-04-09 20:00

NVD link : CVE-2026-21629

Mitre link : CVE-2026-21629

CVE.ORG link : CVE-2026-21629

JSON object : View

Products Affected

joomla

joomla\!

CWE

CWE-284

Improper Access Control

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