{"id":"CVE-2026-117533","aliases":[],"title":"REDAXO 5.18.0 before 5.21.4 Stored XSS via Unsanitized Mediapool SVG Uploads","description":"REDAXO from 5.18.0 before 5.21.4 contains a stored cross-site scripting vulnerability because rex_media_service moves uploaded SVG files into the public media folder before sanitizing them. Authenticated users with mediapool upload rights can race the sanitizer or exhaust memory limits to leave script-laden SVGs publicly served, executing scripts in victims' backend sessions.","severity":"low","score":2.1,"published":"2026-10-27T10:59:29.443Z","modified":"2026-10-27T14:12:29.808Z","withdrawn":false,"knownExploited":false,"affected":[],"references":["https://github.com/redaxo/core/security/advisories/GHSA-2p3g-jr7p-qwwx","https://www.vulncheck.com/advisories/redaxo-5.18.0-before-5.21.4-stored-xss-via-unsanitized-mediapool-svg-uploads"],"sources":[{"name":"CVE","id":"CVE-2026-117533","modified":"2026-10-27T14:12:29.808Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-117533"}],"assessments":[{"source":"CNA","vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N","score":2.1},{"source":"CNA","vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:N","score":4.4}]}