pkg:npm/@clerk/fastify

3 total CVEsHIGH2

✅ Check your installed version

All known vulnerabilities

  • HIGH7.5CVE-2025-53548@clerk/backend Performs Insufficient Verification of Data Authenticity
    >= 2.3.0, < 2.4.4
  • HIGH7.4CVE-2026-34076Clerk: SSRF in the opt-in clerkFrontendApiProxy feature may leak secret keys to unintended host
    >= 3.1.0, < 3.1.5
  • —CVE-2026-42349Clerk has an authorization bypass when combining organization, billing, or reverification checks
    >= 1.0.42, < 2.6.31