{"action":"Upgrade authlib to 1.6.9 or later.","affected":[{"fixed":"1.6.9","introduced":"0"}],"component":"authlib","cve_ids":["CVE-2026-28490"],"ecosystem":"PyPI","epss":0.00144,"exploited":false,"fixed_versions":["1.6.9"],"ghsa_id":"GHSA-7432-952r-cw78","id":"tcs_01M5KGXJGNYF8J7HRACX9AKB43","modified_at":"2026-07-13T07:15:14.229863781Z","published_at":"2026-03-16T18:16:07.557Z","references":["https://osv.dev/vulnerability/PYSEC-2026-2116","https://github.com/authlib/authlib/releases/tag/v1.6.9","https://github.com/authlib/authlib/commit/48b345f29f6c459f11c6a40162b6c0b742ef2e22","https://github.com/authlib/authlib/security/advisories/GHSA-7432-952r-cw78"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"PYSEC-2026-2116","url":"https://osv.dev/vulnerability/PYSEC-2026-2116"}],"summary":"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"}