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CVE-2026-44351 fast-jwt: Empty HMAC secret accepted via async key resolver - JWT auth bypass

🗓️ 13 May 2026 19:12:33Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 27 Views

Critical fast-jwt flaw allows forging JWTs when key resolver returns empty string.

Related
Affected
Refs
[
  {
    "vendor": "nearform",
    "product": "fast-jwt",
    "versions": [
      {
        "version": "< 6.2.4",
        "status": "affected"
      }
    ]
  }
]

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