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CVE-2026-102268

🗓️ 28 Sep 2026 20:26:13Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 143 Views🌐 WEB

PyJWT prior to 2.14.0 allows unauthenticated HMAC token forgery via PEM detection bypass.

Related
Detection
Affected
Refs
Paths
NVD
Vulners
Node
pyjwt_projectpyjwtRange<2.14.0
[
  {
    "vendor": "jpadilla",
    "product": "pyjwt",
    "versions": [
      {
        "version": "< 2.14.0",
        "status": "affected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
tokenrequest body/verifyAn algorithm confusion vulnerability in PyJWT allows an attacker to forge a valid HS256 token using a mutated RSA public key. If the server's JWT verification logic allows-lists both RS256 and HS256, the attacker can submit a forged token to the /verify endpoint to gain unauthorized access.CWE-347

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07 Oct 2026 20:25Current
8.1High risk
Vulners AI Score8.1
CVSS 3.19.1
EPSS0.00202
SSVC
143