{"id":"CVE-2020-6802","aliases":["GHSA-q65m-pv3f-wr5r","PYSEC-2020-27"],"url":"https://o3.security/vulnerability/CVE-2020-6802","summary":"XSS in Bleach when noscript and raw tag whitelisted","details":"In Mozilla Bleach before 3.11, a mutation XSS affects users calling bleach.clean with noscript and a raw tag in the allowed/whitelisted tags option.","published":"2020-03-24T22:15:12.563Z","modified":"2026-07-22T09:44:33.778024481Z","cvss":{"score":6.1,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":2,"affectedPackages":[{"ecosystem":"PyPI","name":"bleach","fixedVersion":"3.1.1"}],"fix":null,"references":[{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/72R4VFFHDRSQMNT7IZU3X2755ZP4HGNI/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OCNLM2MGQTOLCIVVYS2Z5S7KOQJR5JC4/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YTULPQB7HVPPYWEYVNHJGDTSPVIDHIZX/"},{"type":"ADVISORY","url":"https://github.com/mozilla/bleach/security/advisories/GHSA-q65m-pv3f-wr5r"},{"type":"EVIDENCE","url":"https://advisory.checkmarx.net/advisory/CX-2020-4276"},{"type":"EVIDENCE","url":"https://www.checkmarx.com/blog/vulnerabilities-discovered-in-mozilla-bleach"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-22T09:44:33.778024481Z"}}