CVE-2026-96760

Summary

Authlib (v1.7.2 and below) contains a signature verification bypass vulnerability. The JsonWebSignature.deserialize_json() method accepts a JSON Serialization JWS object and returns the payload as successfully verified without checking for a signature and without requiring a cryptographic key.

Affected Software

VendorProductVersion RangeStatus
AuthlibAuthlib1.7.2affected

Weaknesses

  • CWE-347 Improper Verification of Cryptographic Signature
  • CWE-670 Always-Incorrect Control Flow Implementation
  • CWE-358 Improperly Implemented Security Check for Standard
  • CWE-20 Improper Input Validation

ADP Enrichment

CVE Program Container

Additional References

References