{"id":"CVE-2020-15275","aliases":["GHSA-4q96-6xhq-ff43","PYSEC-2020-241"],"url":"https://o3.security/vulnerability/CVE-2020-15275","summary":"malicious SVG attachment causing stored XSS vulnerability","details":"MoinMoin is a wiki engine. In MoinMoin before version 1.9.11, an attacker with write permissions can upload an SVG file that contains malicious javascript. This javascript will be executed in a user's browser when the user is viewing that SVG file on the wiki. Users are strongly advised to upgrade to a patched version. MoinMoin Wiki 1.9.11 has the necessary fixes and also contains other important fixes.","published":"2020-11-11T16:15:13.237Z","modified":"2026-07-09T00:07:23.183457Z","cvss":{"score":5.4,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[{"ecosystem":"PyPI","name":"moin","fixedVersion":"1.9.11"}],"fix":{"url":"https://github.com/moinwiki/moin-1.9/commit/31de9139d0aabc171e94032168399b4a0b2a88a2","label":"moinwiki/moin-1.9@31de913"},"references":[{"type":"ADVISORY","url":"https://github.com/moinwiki/moin-1.9/releases/tag/1.9.11"},{"type":"ADVISORY","url":"https://github.com/moinwiki/moin-1.9/security/advisories/GHSA-4q96-6xhq-ff43"},{"type":"FIX","url":"https://github.com/moinwiki/moin-1.9/commit/31de9139d0aabc171e94032168399b4a0b2a88a2"},{"type":"EVIDENCE","url":"https://advisory.checkmarx.net/advisory/CX-2020-4285"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-09T00:07:23.183457Z"}}