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...

openSUSE Security Advisory (SUSE-SU-2026:0975-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2026 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

SUSE: Security Advisory (SUSE-SU-2026:0975-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2026 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

SUSE SLED15 / SLES15 / openSUSE 15 Security Update : python-Authlib (SUSE-SU-2026:0975-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 / openSUSE 15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:0975-1 advisory. - CVE-2026-27962: JWS deserializecompact allows for signature bypass by accepting user-controlle...

Security update for python-Authlib

This update for python-Authlib fixes the following issues: CVE-2026-27962: JWS deserializecompact allows for signature bypass by accepting user-controlled embedded JWK as verification key bsc1259738. CVE-2026-28490: cryptographic padding oracle in JWE RSA15 key management algorithm bsc1259736...

Authentication Bypass

Authlib is vulnerable to Authentication Bypass. The vulnerability is due to fail-open behavior in the verifyhash function when processing unsupported or unknown algorithms, where hash validation incorrectly returns success, allowing attackers to forge ID Tokens and bypass integrity checks...

OPENSUSE-SU-2026:20392-1 Security update for python-Authlib

This update for python-Authlib fixes the following issues: Changes in python-Authlib: - CVE-2026-27962: JWS deserializecompact allows for signature bypass by accepting user-controlled embedded JWK as verification key bsc1259738 - CVE-2026-28490: cryptographic padding oracle in JWE RSA15 key...

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...

SUSE 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...

SUSE 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...

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:...

Timing Attack

Overview authlib is a library in building OAuth and OpenID Connect servers. Affected versions of this package are vulnerable to Timing Attack via the unwrap length check in jwealgs.py. An attacker can recover the CEK and decrypt or forge JWE tokens by sending malformed RSA15 ciphertexts and...

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:...

Not Failing Securely ('Failing Open')

Overview authlib is a library in building OAuth and OpenID Connect servers. Affected versions of this package are vulnerable to Not Failing Securely 'Failing Open' via the verifyhash function in authlib/oidc/core/claims.py. An attacker can substitute an access token or authorization code undetect...

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.preparealgorithmkey method in authlib/jose/rfc7515/jws.py. An attacker can bypass authenticatio...

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:...

CVE-2026-28490

A flaw was found in Authlib, a Python library for building OAuth and OpenID Connect servers. This cryptographic padding oracle vulnerability, affecting the JSON Web Encryption JWE RSA15 key management algorithm, could allow a remote attacker to decrypt sensitive information. The vulnerability...

CVE-2026-28498

A flaw was found in Authlib, a Python library used for building OAuth and OpenID Connect OIDC servers. This vulnerability allows a remote attacker to bypass critical integrity checks in OIDC ID Tokens. Specifically, the library's internal hash verification logic fails open when encountering an...

CVE-2026-27962

A flaw was found in Authlib, a Python library used for creating secure authentication and authorization systems. This vulnerability, known as JWK JSON Web Key Header Injection, affects how Authlib verifies digital signatures in JWS JSON Web Signature tokens. An attacker can exploit this by creati...

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...