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

• Server secret was included in static assets and served to clients - Vulnerability
• Trix editor subject to XSS vulnerabilities on copy & paste - CVE-2024-53847
• @sveltejs/kit has unescaped error message included on error page - CVE-2024-53262
• CommonRegexJS Regular Expression Denial of Service vulnerability - CVE-2020-26305

Tags:

npm

trix