PYSEC-2026-2614 `lxml_html_clean.Cleaner` does not strip `javascript:` URLs from namespaced URL attributes

lxmlhtmlclean.Cleaner does not strip javascript: URLs from namespaced URL attributes xlink:href Reporter: Guillem Lefait · Date: 2026-05-10 Affected: lxml ≤ 6.1.0 and lxmlhtmlclean ≤ 0.4.4 latest stable Confirmed against: lxml 6.1.0 + lxmlhtmlclean 0.4.4 on Python 3.13.5, 3.14.4, and 3.15.0a8...

`lxml_html_clean.Cleaner` does not strip `javascript:` URLs from namespaced URL attributes

lxmlhtmlclean.Cleaner does not strip javascript: URLs from namespaced URL attributes xlink:hrefReporter: Guillem Lefait · Date: 2026-05-10Affected: lxml ≤ 6.1.0 and lxmlhtmlclean ≤ 0.4.4 latest stableConfirmed against: lxml 6.1.0 + lxmlhtmlclean 0.4.4 on Python 3.13.5, 3.14.4, and 3.15.0a8 libxml...

`lxml_html_clean.Cleaner` does not strip `javascript:` URLs from namespaced URL attributes

lxmlhtmlclean.Cleaner does not strip javascript: URLs from namespaced URL attributes xlink:href Reporter: Guillem Lefait · Date: 2026-05-10 Affected: lxml ≤ 6.1.0 and lxmlhtmlclean ≤ 0.4.4 latest stable Confirmed against: lxml 6.1.0 + lxmlhtmlclean 0.4.4 on Python 3.13.5, 3.14.4, and 3.15.0a8...

GHSA-4JHM-JV67-739F `lxml_html_clean.Cleaner` does not strip `javascript:` URLs from namespaced URL attributes

lxmlhtmlclean.Cleaner does not strip javascript: URLs from namespaced URL attributes xlink:href Reporter: Guillem Lefait · Date: 2026-05-10 Affected: lxml ≤ 6.1.0 and lxmlhtmlclean ≤ 0.4.4 latest stable Confirmed against: lxml 6.1.0 + lxmlhtmlclean 0.4.4 on Python 3.13.5, 3.14.4, and 3.15.0a8...

CVE-2026-50557

CVE-2026-50557 concerns Angular’s template sanitization bypass via namespace handling in @angular/compiler and @angular/core. The issue allows namespaced elements (e.g., svg:script or ) to escape script-element recognition and for security context attribute mappings to bypass runtime/compile-time...

GHSA-F3M7-GQXR-G87X Angular: Template and Attribute Namespace Sanitization Bypass (XSS)

An issue in the @angular/compiler and @angular/core packages allows bypassing element and attribute sanitization/validation through specific namespace workarounds. Specifically, namespaced script elements e.g., or were not properly identified as script elements by the Angular template preparser,...

PT-2026-49567

Name of the Vulnerable Software and Affected Versions Angular versions prior to 22.0.0-rc.2 Angular versions prior to 21.2.15 Angular versions prior to 20.3.22 Angular versions prior to 19.2.22 Description An issue in the @angular/compiler and @angular/core packages allows bypassing element and...