DEBIAN-CVE-2026-44681

Authlib is a Python library which builds OAuth and OpenID Connect servers. Prior to 1.6.12 and 1.7.1, an unauthenticated open redirect in Authlib's OpenIDImplicitGrant and OpenIDHybridGrant authorization endpoint lets a remote attacker cause the authorization server to issue an HTTP 302 to an...

EUVD-2026-32637

Authlib is a Python library which builds OAuth and OpenID Connect servers. Prior to 1.6.12 and 1.7.1, an unauthenticated open redirect in Authlib's OpenIDImplicitGrant and OpenIDHybridGrant authorization endpoint lets a remote attacker cause the authorization server to issue an HTTP 302 to an...

CVE-2026-44681

Authlib is a Python library which builds OAuth and OpenID Connect servers. Prior to 1.6.12 and 1.7.1, an unauthenticated open redirect in Authlib's OpenIDImplicitGrant and OpenIDHybridGrant authorization endpoint lets a remote attacker cause the authorization server to issue an HTTP 302 to an...

CVE-2026-44681 Authlib: Open Redirect in Authlib OIDC Implicit/Hybrid Authorization

Authlib is a Python library which builds OAuth and OpenID Connect servers. Prior to 1.6.12 and 1.7.1, an unauthenticated open redirect in Authlib's OpenIDImplicitGrant and OpenIDHybridGrant authorization endpoint lets a remote attacker cause the authorization server to issue an HTTP 302 to an...

Incorrect Authorization

Overview authlib is a library in building OAuth and OpenID Connect servers. Affected versions of this package are vulnerable to Incorrect Authorization via the validateauthorizationrequest function. An attacker can cause the server to redirect users to arbitrary URLs by submitting a crafted...

apheris-auth (=0.23.0), apheris-cli (=0.51.0) +1 more potentially affected by CVE-2026-44681 via authlib (=1.7.0)

authlib PYPI version =1.7.0 is affected by a known vulnerability. The following packages have a transitive dependency on authlib and may be impacted: - apheris-auth =0.23.0 - apheris-cli =0.51.0 - fittrackee =1.3.0b1, =1.3.0b3 Source cves: CVE-2026-44681 Source advisory: OSV:GHSA-R95X-QFJJ-FJJ2...

apheris-auth (=0.23.0), apheris-cli (=0.51.0) +1 more potentially affected by CVE-2026-44681 via authlib (=1.7.0)

authlib PYPI version =1.7.0 is affected by a known vulnerability. The following packages have a transitive dependency on authlib and may be impacted: - apheris-auth =0.23.0 - apheris-cli =0.51.0 - fittrackee =1.3.0b1, =1.3.0b3 Source cves: CVE-2026-44681 Source advisory: SNYK:PYTHON-AUTHLIB-16643...

aad-fastapi (>=1.0.0 <=1.1.2), aad-fastapi-dl37 (>=1.0.0 <=1.0.3) +231 more potentially affected by CVE-2026-41425 via authlib (>=0.10.0 <=1.6.10)

authlib PYPI version =0.10.0, =1.0.0, =1.0.0, =0.0.1, =1.0.2, =1.0.2, =1.2.0a20250730, =1.1.0, =1.2.0a20250730, =0.1.0, =0.1.0a1, =1.2.0, =1.2.0a20250730, =1.2.0a20250730, =1.2.0a20250730, =1.2.0, =1.2.1 and more Source cves: CVE-2026-41425 Source advisory: OSV:PYSEC-2026-25...

aad-fastapi-dl37 (>=1.0.0 <=1.0.2), agentiq (>=1.2.0a20250730 <=1.2.0rc4) +166 more potentially affected by CVE-2026-41425 via authlib (>=1.0.0 <=1.6.10)

authlib PYPI version =1.0.0, =1.0.0, =1.2.0a20250730, =1.1.0, =1.2.0a20250730, =0.1.0, =0.1.0a1, =1.2.0, =1.2.0a20250730, =1.2.0a20250730, =1.2.0a20250730, =1.2.0, =1.2.0a20250730, =1.2.0a20250730, =1.2.0a20250730, =1.2.0a20250730, =1.2.0rc4 and more Source cves: CVE-2026-41425 Source advisory:...

aad-fastapi (>=1.0.0 <=1.1.2), aad-fastapi-dl37 (>=1.0.0 <=1.0.3) +231 more potentially affected by CVE-2026-41425 via authlib (>=0.10.0 <=1.6.10)

authlib PYPI version =0.10.0, =1.0.0, =1.0.0, =0.0.1, =1.0.2, =1.0.2, =1.2.0a20250730, =1.1.0, =1.2.0a20250730, =0.1.0, =0.1.0a1, =1.2.0, =1.2.0a20250730, =1.2.0a20250730, =1.2.0a20250730, =1.2.0, =1.2.1 and more Source cves: CVE-2026-41425 Source advisory: OSV:GHSA-JJ8C-MMJ3-MMGV...

SUSE CVE-2026-27962

Authlib is a Python library which builds OAuth and OpenID Connect servers. Prior to version 1.6.9, a JWK Header Injection vulnerability in authlib's JWS implementation allows an unauthenticated attacker to forge arbitrary JWT tokens that pass signature verification. When key=None is passed to any...

aad-fastapi-dl37 (>=1.0.0 <=1.0.2), agentiq (>=1.2.0a20250730 <=1.2.0rc4) +220 more potentially affected by CVE-2026-28490 via authlib (>=1.0.0 <=1.6.8)

authlib PYPI version =1.0.0, =1.0.0, =1.2.0a20250730, =1.1.0, =1.2.0a20250730, =0.4.0, =0.1.0, =0.5.0, =0.1.0a1, =1.2.0, =1.2.0a20250730, =1.2.0a20250730, =1.2.0a20250730, =1.2.0, =1.2.0a20250730, =1.2.0a20250730, =1.2.0rc4 and more Source cves: CVE-2026-28490 Source advisory:...

aad-fastapi-dl37 (>=1.0.0 <=1.0.2), agentiq (>=1.2.0a20250730 <=1.2.0rc4) +220 more potentially affected by CVE-2026-28498 via authlib (>=1.0.0 <=1.6.8)

authlib PYPI version =1.0.0, =1.0.0, =1.2.0a20250730, =1.1.0, =1.2.0a20250730, =0.4.0, =0.1.0, =0.5.0, =0.1.0a1, =1.2.0, =1.2.0a20250730, =1.2.0a20250730, =1.2.0a20250730, =1.2.0, =1.2.0a20250730, =1.2.0a20250730, =1.2.0rc4 and more Source cves: CVE-2026-28498 Source advisory:...

aad-fastapi-dl37 (>=1.0.0 <=1.0.2), agentiq (>=1.2.0a20250730 <=1.2.0rc4) +220 more potentially affected by CVE-2026-27962 via authlib (>=1.0.0 <=1.6.8)

authlib PYPI version =1.0.0, =1.0.0, =1.2.0a20250730, =1.1.0, =1.2.0a20250730, =0.4.0, =0.1.0, =0.5.0, =0.1.0a1, =1.2.0, =1.2.0a20250730, =1.2.0a20250730, =1.2.0a20250730, =1.2.0, =1.2.0a20250730, =1.2.0a20250730, =1.2.0rc4 and more Source cves: CVE-2026-27962 Source advisory:...

UBUNTU-CVE-2026-27962

Authlib is a Python library which builds OAuth and OpenID Connect servers. Prior to version 1.6.9, a JWK Header Injection vulnerability in authlib's JWS implementation allows an unauthenticated attacker to forge arbitrary JWT tokens that pass signature verification. When key=None is passed to any...

UBUNTU-CVE-2026-28490

Authlib is a Python library which builds OAuth and OpenID Connect servers. Prior to version 1.6.9, a cryptographic padding oracle vulnerability was identified in the Authlib Python library concerning the implementation of the JSON Web Encryption JWE RSA15 key management algorithm. Authlib registe...

UBUNTU-CVE-2026-28498

Authlib is a Python library which builds OAuth and OpenID Connect servers. Prior to version 1.6.9, a library-level vulnerability was identified in the Authlib Python library concerning the validation of OpenID Connect OIDC ID Tokens. Specifically, the internal hash verification logic verifyhash...

CVE-2026-28490

Authlib (Python) RSA1_5 JWE handling is vulnerable to Bleichenbacher padding oracle attacks. The issue stems from a length check in RSAAlgorithm.unwrap() that raises a distinct exception when padding is invalid, destroying the cryptographic BLEichenbacher mitigation provided by cryptography v46.0...

CVE-2026-27962

Authlib is a Python library which builds OAuth and OpenID Connect servers. Prior to version 1.6.9, a JWK Header Injection vulnerability in authlib's JWS implementation allows an unauthenticated attacker to forge arbitrary JWT tokens that pass signature verification. When key=None is passed to any...

EUVD-2026-12480

Authlib Vulnerable to JWE RSA15 Bleichenbacher Padding Oracle...