CVE-2025-63083
Unknown Unknown - Not Provided

Cross-Site Scripting in Joomla Pagebreak Plugin via Missing Output Escaping

Publication date: 2026-01-06

Last updated on: 2026-01-06

Assigner: Joomla! Project

Description
Lack of output escaping leads to a XSS vector in the pagebreak plugin.

CVSS Scores

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Meta Information

Published
2026-01-06
Last Modified
2026-01-06
Generated
2026-07-06
AI Q&A
2026-01-06
EPSS Evaluated
2026-07-04
NVD
CVE-2025-63083

Affected Vendors & Products

Showing 4 associated CPEs
Vendor Product Version / Range
joomla cms From 3.9.0 (inc) to 5.4.1 (inc)
joomla cms From 6.0.0 (inc) to 6.0.1 (inc)
joomla cms 5.4.2
joomla cms 6.0.2

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-79 The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

Attack-Flow Graph

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Impact Analysis

This vulnerability can allow attackers to execute malicious scripts in the context of the affected website, potentially leading to unauthorized actions, data theft, or session hijacking. However, the probability of exploitation is considered low. [1]

Mitigation Strategies

To mitigate this vulnerability, you should upgrade your Joomla! CMS to version 5.4.2 or 6.0.2 or later, as these versions include the fix for the XSS vulnerability in the pagebreak plugin. [1]

Executive Summary

CVE-2025-63083 is a moderate severity cross-site scripting (XSS) vulnerability in the Joomla! CMS pagebreak plugin. It occurs because the plugin does not properly escape output, allowing attackers to inject malicious scripts into web pages. [1]

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