PT-2026-102702 · Joomla · Joomla!
CVSS v4.0
8.4
High
| Vector | AV:N/AC:L/AT:N/PR:H/UI:P/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N |
Name of the Vulnerable Software and Affected Versions
Joomla! Core versions 1.5.0 through 5.4.8
Joomla! Core versions 6.0.0 through 6.1.3
Description
An XSS filter bypass exists in the InputFilter. The
cleanAttribute() function fails to properly remove HTML data URIs when whitespace characters are injected, allowing an attacker to circumvent the cleanup process and execute a Cross-Site Scripting (XSS) attack.Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
XSS
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Weakness Enumeration
Related Identifiers
Affected Products
Joomla!