Vulnerable JS Libraries
JavaScript libraries with known vulnerabilities can be exploited by attackers.
Results in 1–3 minutes · Free · No signup required
Want the result for your own site? Free Website Vulnerability Scanner — paste your domain, get the report.
Why It Matters
Outdated libraries like jQuery, Angular, or React with known CVEs can be exploited for XSS, prototype pollution, or other attacks.
How We Check
We identify JavaScript libraries on your page and check them against known vulnerability databases.
How to Fix
Update vulnerable libraries to patched versions. Use npm audit or Snyk to monitor dependencies. Implement a regular update schedule.
Frequently Asked Questions
What is Vulnerable JS Libraries?
JavaScript libraries with known vulnerabilities can be exploited by attackers.
Why does Vulnerable JS Libraries matter for website security?
Outdated libraries like jQuery, Angular, or React with known CVEs can be exploited for XSS, prototype pollution, or other attacks.
How do I fix Vulnerable JS Libraries issues?
Update vulnerable libraries to patched versions. Use npm audit or Snyk to monitor dependencies. Implement a regular update schedule.
Related Security Checks
Related Tool
Website Vulnerability Scanner
Run all 7 related checks with our free website vulnerability scanner
Check Your Website Now
Run a free security scan to check for Vulnerable JS Libraries issues and 62+ other security vulnerabilities.
Scan Your Website Free