EUVD-2026-42687

Kirby is an open-source content management system. Prior to 4.9.4 and 5.4.4, Kirby sites and plugins that use the writer or list fields or call Dom::sanitize, Sane::sanitize, Sane::Html::sanitize, Sane::Svg::sanitize, Sane::Xml::sanitize, Sane::sanitizeFile, or file sanitizeContents with untruste...

CVE-2026-54002: Improper Neutralization of Input During Web Page Generation

Kirby is an open-source content management system. Prior to 4.9.4 and 5.4.4, Kirby sites and plugins that use the writer or list fields or call Dom::sanitize, Sane::sanitize, Sane::Html::sanitize, Sane::Svg::sanitize, Sane::Xml::sanitize, Sane::sanitizeFile, or file sanitizeContents with untruste...

GHSA-WR9H-4R83-F4V6 Kirby: Cross-site scripting (XSS) from incomplete HTML/XML sanitization in `Dom::sanitize()`

TL;DR This vulnerability affects Kirby sites and plugins that use the writer or list fields or that use $dom-sanitize, Sane::sanitize, Sane\Html::sanitize, Sane\Svg::sanitize, Sane\Xml::sanitize, Sane::sanitizeFile or $file-sanitizeContents with untrusted input. It was possible to inject maliciou...