svg-sanitizer Bypasses Attribute Sanitization

Problem The sanitization logic at https://github.com/darylldoyle/svg-sanitizer/blob/0.21.0/src/Sanitizer.phpL454-L481 only searches for lower-case attribute names e.g. xlink:href instead of xlink:HrEf, which allows to by-pass the isHrefSafeValue check. As a result this allows cross-site scripting...

PT-2025-32689 · Unknown · Svg-Sanitizer

Name of the Vulnerable Software and Affected Versions: savg-sanitizer versions prior to 0.22.0 Description: savg-sanitizer is a PHP SVG/XML sanitizer. The sanitization logic in the cleanXlinkHrefs function only searches for lower-case attribute names, bypassing the isHrefSafeValue check. This...