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...

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...

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...

[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 ...

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...

SUSE CVE-2026-41425

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 authlib.integrations.starletteclient.OAuth. This vulnerability is fixed in 1.6.11...

Linux Distros Unpatched Vulnerability : CVE-2026-41425

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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...

CVE-2026-41425

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 authlib.integrations.starletteclient.OAuth. This vulnerability is fixed in 1.6.11...

PYSEC-2026-25

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 authlib.integrations.starletteclient.OAuth. This vulnerability is fixed in 1.6.11...

PYSEC-2026-25

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 authlib.integrations.starletteclient.OAuth. This vulnerability is fixed in 1.6.11...

DEBIAN-CVE-2026-41425

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 authlib.integrations.starletteclient.OAuth. This vulnerability is fixed in 1.6.11...

UBUNTU-CVE-2026-41425

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 authlib.integrations.starletteclient.OAuth. This vulnerability is fixed in 1.6.11...

CVE-2026-41425

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 authlib.integrations.starletteclient.OAuth. This vulnerability is fixed in 1.6.11...

CVE-2026-41425

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 authlib.integrations.starletteclient.OAuth. This vulnerability is fixed in 1.6.11...

EUVD-2026-25615

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 authlib.integrations.starletteclient.OAuth. This vulnerability is fixed in 1.6.11...

CVE-2026-41425 Authlib: Cross-site request forging when using cache

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 authlib.integrations.starletteclient.OAuth. This vulnerability is fixed in 1.6.11...

CVE-2026-41425 Authlib: Cross-site request forging when using cache

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 authlib.integrations.starletteclient.OAuth. This vulnerability is fixed in 1.6.11...

CVE-2026-41425

Authlib (Python) Authlib.integrations.starlette_client.OAuth cache feature is vulnerable prior to version 1.6.11 due to missing CSRF protection. The vulnerability affects the cache path of the OAuth implementation, enabling cross-site request forgery under the described conditions. The issue is f...