CVE-2026-92231

Joomla! Core - 20260915 - Core - XSS filter bypass in InputFilter via HTML5 entity decode mismatch in Joomla 1.5.0-5.4.8, 6.0.0-6.1.3 - The checkAttribute method normalized an attribute value before testing it against the "javascript:" scheme regex, however without decoding HTML5 entities...

CVE-2026-92231 Joomla! Core - [20260915] - Core - XSS filter bypass in InputFilter via HTML5 entity decode mismatch in Joomla 1.5.0-5.4.8, 6.0.0-6.1.3

Joomla! Core - 20260915 - Core - XSS filter bypass in InputFilter via HTML5 entity decode mismatch in Joomla 1.5.0-5.4.8, 6.0.0-6.1.3 - The checkAttribute method normalized an attribute value before testing it against the "javascript:" scheme regex, however without decoding HTML5 entities...

CVE-2026-92231

A Cross-Site Scripting (XSS) filter bypass exists in Joomla! Core versions 1.5.0-5.4.8 and 6.0.0-6.1.3 . The vulnerability resides in the InputFilter component's checkAttribute method, which fails to decode HTML5 entities before normalizing attribute values and testing them against the "javascrip...

EUVD-2026-89082

Joomla! Core - 20260915 - Core - XSS filter bypass in InputFilter via HTML5 entity decode mismatch in Joomla 1.5.0-5.4.8, 6.0.0-6.1.3 - The checkAttribute method normalized an attribute value before testing it against the "javascript:" scheme regex, however without decoding HTML5 entities...

CVE-2026-92231 Joomla! Core - [20260915] - Core - XSS filter bypass in InputFilter via HTML5 entity decode mismatch in Joomla 1.5.0-5.4.8, 6.0.0-6.1.3

Joomla! Core - 20260915 - Core - XSS filter bypass in InputFilter via HTML5 entity decode mismatch in Joomla 1.5.0-5.4.8, 6.0.0-6.1.3 - The checkAttribute method normalized an attribute value before testing it against the "javascript:" scheme regex, however without decoding HTML5 entities...

PT-2026-102701

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 due to an HTML5 entity decode mismatch. The checkAttribute function normalized attribute values befo...

CVE-2026-92231: Improper Neutralization of Input During Web Page Generation

Joomla! Core - 20260915 - Core - XSS filter bypass in InputFilter via HTML5 entity decode mismatch in Joomla 1.5.0-5.4.8, 6.0.0-6.1.3 - The checkAttribute method normalized an attribute value before testing it against the "javascript:" scheme regex, however without decoding HTML5 entities...

CVE-2026-48903

Inadequate content filtering within the checkAttribute methods leads to XSS vulnerabilities in various components...

BIT-JOOMLA-2026-48903 Joomla! Framework - [20260519] - Inadequate content filtering within the checkAttribute filter code.

Inadequate content filtering within the checkAttribute methods leads to XSS vulnerabilities in various components...

CVE-2026-48903

Inadequate content filtering within the checkAttribute methods leads to XSS vulnerabilities in various components...

CVE-2026-48903

Inadequate content filtering within the checkAttribute methods leads to XSS vulnerabilities in various components...

CVE-2026-48903 Joomla! Framework - [20260519] - Inadequate content filtering within the checkAttribute filter code.

Inadequate content filtering within the checkAttribute methods leads to XSS vulnerabilities in various components...

CVE-2026-48903 Joomla! Framework - [20260519] - Inadequate content filtering within the checkAttribute filter code.

Inadequate content filtering within the checkAttribute methods leads to XSS vulnerabilities in various components...

EUVD-2026-31891

Inadequate content filtering within the checkAttribute methods leads to XSS vulnerabilities in various components...

CVE-2026-48903

CVE-2026-48903 concerns the Joomla Framework, where the underlying issue is "inadequate content filtering within the checkAttribute methods" that leads to cross-site scripting (XSS) vulnerabilities across multiple components. The affected vector is the checkAttribute/filter code paths in the fram...

Joomla! Cross-site Scripting Vulnerabilities

Joomla! is an open-source, free-content management system developed by Joomla! Foundation. The Joomla! Framework has a cross-site scripting vulnerability, which stems from insufficient content filtering in the checkAttribute method. This vulnerability exposes various components to cross-site...

CVE-2026-48903: Improper Neutralization of Input During Web Page Generation

Inadequate content filtering within the checkAttribute methods leads to XSS vulnerabilities in various components...

[20260519] - Framework - Inadequate content filtering within the checkAttribute filter code

Inadequate content filtering within the checkAttribute methods leads to XSS vulnerabilities in various components...

CVE-2025-54476

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

Joomla! CMS vulnerable to XSS via the input filter

Improper handling of input could lead to a cross-site scripting XSS vector in the checkAttribute method of the input filter framework class...