Regular Expression Denial of Service in djvalidator

Description

All versions of package djvalidator are vulnerable to Regular Expression Denial of Service (ReDoS) by sending crafted invalid emails - for example, --@------------------------------------------------------------------------------------------------------------------------!.

Recommendation

No fix is available yet. Followings are affected versions:

• <= 1.1.1

References

• GHSA-v6wh-2wvh-c8x5
• snyk.io
• CVE-2020-7779
• CWE-400
• CAPEC-310
• OWASP 2021-A6

Related Issues

• Prototype Pollution in lodash (GHSA-p6mc-m468-83gw) - CVE-2020-8203
• Cross-site Scripting (XSS) in serialize-javascript - CVE-2024-11831
• QMarkdown Cross-Site Scripting (XSS) vulnerability - CVE-2025-43954
• MathLive's Lack of Escaping of HTML allows for XSS - CVE-2025-29049

Tags:

npm

djvalidator