CVE-2026-90916

Joomla! Core - [20260906] - Core - Improper ACL checks in content history comparison view in Joomla 4.0.0-5.4.8, 6.0.0-6.1.3 - An improper access check allows unauthorized users to view inaccessible contents.

CVSS v3 2.7 LOW

2.7^/10

CVSS v3 : LOW

Vector :

Exploitability : 1.2 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://developer.joomla.org/security-centre/1086-20260906-core-improper-acl-checks-in-content-history-comparsion-view.html	Patch Vendor Advisory
https://www.joomla.org/	Product

Configurations

Configuration 1 (hide)

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

History

06 Oct 2026, 16:34

Type	Values Removed	Values Added
CPE		cpe:2.3:a:joomla:joomla\!::::::::
References	~~() https://developer.joomla.org/security-centre/1086-20260906-core-improper-acl-checks-in-content-history-comparsion-view.html -~~	() https://developer.joomla.org/security-centre/1086-20260906-core-improper-acl-checks-in-content-history-comparsion-view.html - Patch, Vendor Advisory
References	~~() https://www.joomla.org/ -~~	() https://www.joomla.org/ - Product
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 2.7
First Time		Joomla joomla\! Joomla

29 Sep 2026, 17:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-09-29 17:17

Updated : 2026-10-06 16:34

NVD link : CVE-2026-90916

Mitre link : CVE-2026-90916

CVE.ORG link : CVE-2026-90916

JSON object : View

Products Affected

joomla

joomla\!

CWE

CWE-284

Improper Access Control

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