Regular Expression Denial of Service in validator

Description

Versions of validator prior to 3.22.1 are affected by a regular expression denial of service vulnerability in the isURL method.

Recommendation

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

• Affected version(s): < 3.22.1
• Patched version(s): 3.22.1

References

• GHSA-f5w6-r7rg-mcgq
• www.npmjs.com
• snyk.io
• CVE-2014-8882
• CWE-400
• CAPEC-310
• OWASP 2021-A6

Related Issues

• validator.js has a URL validation bypass vulnerability in its isURL function - CVE-2025-56200
• Froala Editor Cross-site Scripting vulnerability - CVE-2023-41592
• Potential DoS when using ContextLines integration - Vulnerability
• sanitize-html Information Exposure vulnerability - CVE-2024-21501

Tags:

npm

validator