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CVE-2025-29771

CVE-2025-29771 · HtmlSanitizer vulnerable to XSS when used with contentEditable

This page contains facts from public vulnerability sources. Check the original advisory before updating.

HtmlSanitizer is a client-side HTML Sanitizer. Versions prior to 2.0.3 have a cross-site scripting vulnerability when the sanitizer is used with a `contentEditable` element to set the elements `innerHTML` to a sanitized string produced by the package. If the code is particularly crafted to abuse the code beautifier, that runs AFTER sanitation. The issue is patched in version 2.0.3.

CVSS 5.3 · Medium · EPSS 0.4% · Fix available

Published
Updated

Stack: node

Affected products and versions

Original sources

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