{"action":"Upgrade authlib to 1.6.12 or later.","affected":[{"fixed":"1.6.12","introduced":"0"}],"component":"authlib","cve_ids":["CVE-2026-44681"],"ecosystem":"PyPI","epss":0.00249,"exploited":false,"fixed_versions":["1.6.12"],"ghsa_id":"GHSA-r95x-qfjj-fjj2","id":"tcs_01M5KGW7P8SEP41QSFAAGPB0XY","modified_at":"2026-06-03T12:45:18.233136446Z","published_at":"2026-05-27T20:16:37.463Z","references":["https://osv.dev/vulnerability/PYSEC-2026-188","https://github.com/authlib/authlib/security/advisories/GHSA-r95x-qfjj-fjj2"],"severity":{"label":"medium","score":6.1},"sources":[{"source":"osv","source_id":"PYSEC-2026-188","url":"https://osv.dev/vulnerability/PYSEC-2026-188"}],"summary":"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 authorizat"}