The vulnerability of the OpenIDImplicitGrant and OpenIDHybridGrant endpoints of the Authlib library for OAuth and OpenID Connect servers allows a hacker to redirect a user to any arbitrary URL address.

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

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...

CVE-2026-44681: URL Redirection to Untrusted Site

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...