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Joomla! CMS Cross-Site Scripting Vulnerability in Module Chromes

Vulnerability

A cross-site scripting (XSS) vulnerability has been identified in Joomla! CMS versions 4.0.0 through 4.4.9 and 5.0.0 through 5.2.2. The issue arises because various module chromes failed to properly process inputs, creating XSS vectors that could be exploited.

Impact

Exploitation of this vulnerability allows for cross-site scripting, where an attacker can inject malicious scripts that are executed in the context of the user's browser.

Remediation

Users are advised to upgrade to Joomla! CMS version 4.4.10 or 5.2.3.

Added: Jun 9, 2025, 7:46 PM
Updated: Jun 9, 2025, 7:46 PM

Vulnerability Rating

Custom Algorithm
spread
7.6
impact
1.7
exploitability
6.5
remediation
7.7
relevance
0.0
threat
0.0
urgency
2.9
incentive
1.7

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.