Trix allows Cross-site Scripting via `javascript:` url in a link

Description

The Trix editor, versions prior to 2.1.11, is vulnerable to XSS when pasting malicious code in the link field.

Recommendation

Update the trix package to the latest compatible version. Followings are version details:

• Affected version(s): < 2.1.12
• Patched version(s): 2.1.12

References

• GHSA-j386-3444-qgwg
• CVE-2025-21610
• CWE-79
• CAPEC-310
• OWASP 2021-A3
• OWASP 2021-A6

Related Issues

• Vega allows Cross-site Scripting via the vlSelectionTuples function - vega-selections - CVE-2025-25304
• Vega allows Cross-site Scripting via the vlSelectionTuples function - CVE-2025-25304
• Solid Lacks Escaping of HTML in JSX Fragments allows for Cross-Site Scripting (XSS) - CVE-2025-27109
• Vega vulnerable to Cross-site Scripting via RegExp.prototype[@@replace] - CVE-2025-27793

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Tags:

npm

trix