PYSEC-0000-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...

PYSEC-2026-188

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...

UBUNTU-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 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

CVE-2026-44681 affects Authlib’s OpenID implementation (OpenIDImplicitGrant and OpenIDHybridGrant). An unauthenticated open redirect can occur when a request omits the openid scope, causing the server to redirect with a 302 to an attacker-controlled URL. The root cause is that the scope check hap...

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...

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...

Security Bulletin: Multiple vulnerabilities in IBM MQ Agent images

Summary Multiple vulnerabilities were addressed in IBM MQ Agent images Vulnerability Details CVEID:CVE-2026-41425 DESCRIPTION: Authlib is a Python library which builds OAuth and OpenID Connect servers. Prior to 1.6.11, there is no CSRF protection on the cache feature in...

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...

GHSA-R95X-QFJJ-FJJ2 Authlib OIDC Implicit/Hybrid Authorization Vulnerable to Open Redirect

Summary 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 attacker-chosen URL by submitting an authorization request that omits the openid scope. Details...

Authlib OIDC Implicit/Hybrid Authorization Vulnerable to Open Redirect

Summary 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 attacker-chosen URL by submitting an authorization request that omits the openid scope. Details...

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...

PT-2026-40589

Name of the Vulnerable Software and Affected Versions Authlib versions prior to 1.6.12 Authlib versions prior to 1.7.1 Description An unauthenticated open redirect exists in the authorization endpoint of the OpenIDImplicitGrant and OpenIDHybridGrant components. A remote attacker can cause the...

[SECURITY] [DLA 4579-1] python-authlib security update

Debian LTS Advisory DLA-4579-1 [email protected] https://www.debian.org/lts/security/ Emmanuel Arias May 11, 2026 https://wiki.debian.org/LTS Package : python-authlib Version : 0.15.4-1+deb11u2 CVE ID : CVE-2026-27962 CVE-2026-28490 CVE-2026-28498 Three security vulnerabilities were...

Debian dla-4579 : python-authlib-doc - security update

The remote Debian 11 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-4579 advisory. ------------------------------------------------------------------------- Debian LTS Advisory DLA-4579-1 [email protected]...

CVE-2026-41425

A flaw was found in Authlib, a Python library for building OAuth and OpenID Connect servers. A remote attacker could exploit a missing Cross-Site Request Forgery CSRF protection on the cache feature within authlib.integrations.starletteclient.OAuth. This vulnerability allows an attacker to trick ...