SUSE CVE-2026-96760

Authlib v1.7.2 and below contains a signature verification bypass vulnerability. The JsonWebSignature.deserializejson 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...

aad-fastapi-dl37 (>=1.0.0, <=1.0.2), agentstack-cli (>=0.4.0rc1, <=0.7.1) +301 more potentially affected by CVE-2026-96760 via authlib (>=1.0.0b2, <=1.8.0)

authlib PYPI version =1.0.0b2, =1.0.0, =0.4.0rc1, =0.1.0, =2.0.0, =2.0.0, =0.1.0, =0.5.0, =1.3.0a20250904, =1.2.0a20250730, =1.2.0a20250730, =0.0.0, =0.9.5, =1.7.0, =0.0.1, =0.1.0 and more Source cves: CVE-2026-96760 Source advisory: SNYK:PYTHON-AUTHLIB-20257410...

Improper Verification of Cryptographic Signature

Overview authlib is a library in building OAuth and OpenID Connect servers. Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature via the JsonWebSignature.deserializejson method in the JWS JSON serialization handling. An attacker can have unsigned or...

GHSA-6M87-8WG6-HH8W Duplicate Advisory: Authlib: empty signatures validation in JWS JSON deserialization

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-6v38-4h7w-rj9h. This link is maintained to preserve external references. Original Description Authlib v1.7.2 and below contains a signature verification bypass vulnerability. The JsonWebSignature.deserializejson...

Duplicate Advisory: Authlib: empty signatures validation in JWS JSON deserialization

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-6v38-4h7w-rj9h. This link is maintained to preserve external references. Original Description Authlib v1.7.2 and below contains a signature verification bypass vulnerability. The JsonWebSignature.deserializejson...

CVE-2026-96760

A flaw was found in authlib. This flaw allows a remote attacker to bypass digital signature verification and submit forged data. When processing a JSON Web Signature JWS, a format used to verify data integrity, the deserializejson function marks payloads as successfully verified without validatin...

CVE-2026-96760

Authlib v1.7.2 and below contains a signature verification bypass vulnerability. The JsonWebSignature.deserializejson 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...

DEBIAN-CVE-2026-96760

Authlib v1.7.2 and below contains a signature verification bypass vulnerability. The JsonWebSignature.deserializejson 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...

CVE-2026-96760

Authlib v1.7.2 and below contains a signature verification bypass vulnerability. The JsonWebSignature.deserializejson 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...

UBUNTU-CVE-2026-96760

Authlib v1.7.2 and below contains a signature verification bypass vulnerability. The JsonWebSignature.deserializejson 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...

CVE-2026-96760

The Authlib library (v1.7.2 and below) contains a signature verification bypass vulnerability within the JsonWebSignature.deserialize_json() method. When processing a JSON Serialization JWS object, the method returns the payload as successfully verified without validating a cryptographic signatur...

CVE-2026-96760

Authlib v1.7.2 and below contains a signature verification bypass vulnerability. The JsonWebSignature.deserializejson 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...

CVE-2026-96760

Authlib contains a signature verification bypass vulnerability. The JsonWebSignature.deserializejson 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...

CVE-2026-96760 Authlib library contains a signature‑verification bypass vulnerability

Authlib v1.7.2 and below contains a signature verification bypass vulnerability. The JsonWebSignature.deserializejson 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...

CVE-2026-96760 Authlib library contains a signature‑verification bypass vulnerability

Authlib v1.7.2 and below contains a signature verification bypass vulnerability. The JsonWebSignature.deserializejson 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...

CVE-2026-96760 Authlib library contains a signature‑verification bypass vulnerability

Authlib v1.7.2 and below contains a signature verification bypass vulnerability. The JsonWebSignature.deserializejson 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...

PT-2026-102339

Name of the Vulnerable Software and Affected Versions Authlib versions prior to 1.7.3 Description An issue exists in the JWS general JSON serialization handler where the JsonWebSignature.deserialize json function accepts a JWS object with an empty signatures array and treats the payload as...

CVE-2026-96760: Improper Input Validation

Authlib v1.7.2 and below contains a signature verification bypass vulnerability. The JsonWebSignature.deserializejson 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...

Authlib library contains a signature‑verification bypass vulnerability

Overview Authlib versions up to and including 1.7.2 contain a signature‑verification bypass in the JSON Web Signature JWS general JSON serialization handling. The JsonWebSignature.deserializejson function accepts a JWS object with an empty "signatures" array and treats the payload as successfully...

Authlib OAuth Redirect

The vulnerability of the Authlib OAuth 2.0 library server for OAuth and OpenID Connect servers involves redirecting the URL to an unreliable website. Exploiting this vulnerability could allow a malicious actor to redirect users to any given URL address...