PT-2026-102692 · Joomla · Joomla!

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CVE-2026-90916

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Published

2026-09-29

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Updated

2026-09-29

CVSS v4.0

5.1

Medium

VectorAV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Name of the Vulnerable Software and Affected Versions Joomla! Core versions 4.0.0 through 5.4.8 Joomla! Core versions 6.0.0 through 6.1.3
Description An improper Access Control List (ACL) check in the content history comparison view allows unauthorized users to view content that should be inaccessible. ACL is a mechanism used to manage permissions and restrict access to specific resources based on user roles.
Recommendations Update Joomla! Core versions 4.0.0 through 5.4.8 to a version newer than 5.4.8. Update Joomla! Core versions 6.0.0 through 6.1.3 to a version newer than 6.1.3.

Fix

Improper Access Control

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Weakness Enumeration

Related Identifiers

CVE-2026-90916

Affected Products

Joomla!