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Product · mpdavis

python-jose

2 known vulnerabilities.

python-jose at a glance

Last 12 months
2
Critical · all time
1
Exploited · all time
0
Public exploit · all time
0
New vulnerabilities per month · last 12 months
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All Critical High Medium Low Exploited only Public exploit

2 results · Feed

  • High 7.4
    CVE-2026-120459

    python-jose through 3.5.0 Authentication Bypass via Empty HMAC Key

    python-jose through 3.5.0 contains an authentication bypass vulnerability that allows unauthenticated attackers to forge JWTs because HMACKey and CryptographyHMACKey accept zero-length HMAC secrets. When an application's HS256/HS384/HS512 verification key res…

    mpdavis python-jose python-jose Ubuntu
  • Critical 9.1
    CVE-2026-85394

    python-jose through 3.5.0 Algorithm Confusion via DER-encoded Public Key as HMAC Secret

    python-jose through 3.5.0 fails to properly validate asymmetric keys in HMAC initialization, accepting DER-encoded public keys that lack PEM armor or SSH prefixes. Attackers holding the service's public key can forge HS256 tokens that pass verification when a…

    mpdavis python-jose python-jose Ubuntu