{"id":"CVE-2026-41425","aliases":["GHSA-jj8c-mmj3-mmgv","PYSEC-2026-25"],"url":"https://o3.security/vulnerability/CVE-2026-41425","summary":"Authlib: Cross-site request forging when using cache","details":"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.starlette_client.OAuth.  This vulnerability is fixed in 1.6.11.","published":"2026-04-24T19:14:37.904Z","modified":"2026-07-15T10:14:43.645895530Z","cvss":{"score":5.4,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N"},"epss":{"score":0.00106,"percentile":0.01262,"asOf":"2026-08-08"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"authlib","fixedVersion":"1.6.11"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/41xxx/CVE-2026-41425.json"},{"type":"ADVISORY","url":"https://github.com/authlib/authlib/security/advisories/GHSA-jj8c-mmj3-mmgv"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-41425"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-15T10:14:43.645895530Z"}}