{"id":"PYSEC-2026-621","summary":"calibre-web is vulnerable to Cross-Site Request Forgery (CSRF)","details":"calibre-web is vulnerable to Cross-Site Request Forgery (CSRF)","aliases":["CVE-2021-4164","GHSA-wxr6-29pv-ch68"],"modified":"2026-07-06T08:00:10.398909186Z","published":"2026-07-02T14:13:14.881686Z","references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-4164"},{"type":"WEB","url":"https://github.com/janeczku/calibre-web/commit/785726deee13b4d56f6c3503dd57c1e3eb7d6f30"},{"type":"PACKAGE","url":"https://github.com/janeczku/calibre-web"},{"type":"WEB","url":"https://huntr.dev/bounties/2debace1-a0f3-45c1-95fa-9d0512680758"},{"type":"PACKAGE","url":"https://pypi.org/project/calibreweb"},{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-wxr6-29pv-ch68"}],"affected":[{"package":{"name":"calibreweb","ecosystem":"PyPI","purl":"pkg:pypi/calibreweb"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.15"}]}],"versions":["0.6.12","0.6.13","0.6.14"],"database_specific":{"source":"https://github.com/pypa/advisory-database/blob/main/vulns/calibreweb/PYSEC-2026-621.yaml"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H"}]}