CVE-2025-54476

Joomla! Core - [20250901] Inadequate content filtering within the checkAttribute filter code

State: Published
Severity: 4.8 Medium
Published: Sep 30, 2025
Updated: Oct 1, 2025
Reserved: Jul 23, 2025

Description

Improper handling of input could lead to an XSS vector in the checkAttribute method of the input filter framework class.

Scores

CVSS	Score	Vector	Source
4.0	4.8 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N	Joomla

Weaknesses

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Affected Products

Product	Versions
Joomla! CMSJoomla! Project	3.0.0-3.10.20Affected 4.0.0-4.4.13Affected 5.0.0-5.3.3Affected

References

https://developer.joomla.org/security-centre/1010-20250901-core-inadequate-content-filtering-within-the-checkattribute-filter-code.htmlvendor-advisory

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