{"id":"CVE-2026-16559","aliases":["EUVD-2026-54734","GHSA-qgw2-v7vq-9g5r"],"status":"published","title":"YMC Filter \u003c 3.12.9 - Author+ Stored XSS via SVG Icon Upload","description":"The YMC Filter WordPress plugin before 3.12.9 does not sanitize SVG files uploaded through one of its icon upload features and permits their upload by low-privileged users, allowing users with the Author role and above to upload a file containing JavaScript that executes in the site's origin when the file is viewed.","severity":{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.00431,"percentile":0.37646,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-08-08T06:00:11Z","modified":"2026-08-26T16:31:16Z","products":[{"vendor":"unknown","product":"ymc filter"},{"vendor":"wssoffice21","product":"ymc filter"}],"references":[{"url":"https://wpscan.com/vulnerability/9b8d265a-542f-4e1b-966d-3fc3dbf7a800/","tags":["exploit","vdb-entry","technical-description"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-16559"},{"url":"https://wpscan.com/vulnerability/9b8d265a-542f-4e1b-966d-3fc3dbf7a800"},{"url":"https://github.com/advisories/GHSA-qgw2-v7vq-9g5r"}],"sources":{"cve":[{"id":"CVE-2026-16559","title":"YMC Filter \u003c 3.12.9 - Author+ Stored XSS via SVG Icon Upload","description":"The YMC Filter WordPress plugin before 3.12.9 does not sanitize SVG files uploaded through one of its icon upload features and permits their upload by low-privileged users, allowing users with the Author role and above to upload a file containing JavaScript that executes in the site's origin when the file is viewed.","status":"published","published":"2026-08-08T06:00:11.413Z","modified":"2026-08-11T19:34:57.974Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H","level":"medium","assessor":"adp"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:20:10.870108Z"}],"euvd":[{"id":"EUVD-2026-54734","description":"The YMC Filter WordPress plugin before 3.12.9 does not sanitize SVG files uploaded through one of its icon upload features and permits their upload by low-privileged users, allowing users with the Author role and above to upload a file containing JavaScript that executes in the site's origin when the file is viewed.","status":"published","published":"2026-08-08T06:00:11Z","modified":"2026-08-11T19:34:57Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H","level":"medium"}],"updated_at":"2026-11-02T18:01:59.481615Z"}],"ghsa":[{"id":"GHSA-qgw2-v7vq-9g5r","title":"The YMC Filter WordPress plugin before 3.12.9 does not sanitize SVG files uploaded through one of...","description":"The YMC Filter WordPress plugin before 3.12.9 does not sanitize SVG files uploaded through one of its icon upload features and permits their upload by low-privileged users, allowing users with the Author role and above to upload a file containing JavaScript that executes in the site's origin when the file is viewed.","status":"published","published":"2026-08-08T09:30:21Z","modified":"2026-08-11T21:32:29Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:10:21.509652Z"}],"nvd":[{"id":"CVE-2026-16559","description":"The YMC Filter WordPress plugin before 3.12.9 does not sanitize SVG files uploaded through one of its icon upload features and permits their upload by low-privileged users, allowing users with the Author role and above to upload a file containing JavaScript that executes in the site's origin when the file is viewed.","status":"published","published":"2026-08-08T07:17:10.237Z","modified":"2026-08-26T16:31:16.753Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:12:35.743275Z"}]}}