{"id":"CVE-2026-84223","aliases":["EUVD-2026-83668","GHSA-96mm-r72j-4pv6"],"status":"published","title":"Kirki 6.0.0 - 6.3.0 - Author+ Stored XSS via Unsanitized SVG Upload","description":"The Kirki  WordPress plugin before 6.3.1 does not sanitize uploaded SVG files while making them uploadable site-wide, allowing users with author-level access and above to upload a file containing JavaScript which is then served from the site's own origin and runs in the session of anyone who opens it.","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":"2026-11-12","score":0.00431,"percentile":0.37803,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-09-20T06:00:16Z","modified":"2026-09-21T13:34:57Z","products":[{"vendor":"themeum","product":"kirki"},{"vendor":"unknown","product":"kirki"}],"references":[{"url":"https://wpscan.com/vulnerability/02ed6d31-84f3-4723-8b49-ddb00c7db7d3/","tags":["exploit","vdb-entry","technical-description"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-84223"},{"url":"https://wpscan.com/vulnerability/02ed6d31-84f3-4723-8b49-ddb00c7db7d3"},{"url":"https://github.com/advisories/GHSA-96mm-r72j-4pv6"}],"sources":{"cve":[{"id":"CVE-2026-84223","title":"Kirki 6.0.0 - 6.3.0 - Author+ Stored XSS via Unsanitized SVG Upload","description":"The Kirki  WordPress plugin before 6.3.1 does not sanitize uploaded SVG files while making them uploadable site-wide, allowing users with author-level access and above to upload a file containing JavaScript which is then served from the site's own origin and runs in the session of anyone who opens it.","status":"published","published":"2026-09-20T06:00:16.686Z","modified":"2026-09-20T13:49:20.467Z","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":"2026-11-02T14:20:08.391556Z"}],"euvd":[{"id":"EUVD-2026-83668","description":"The Kirki  WordPress plugin before 6.3.1 does not sanitize uploaded SVG files while making them uploadable site-wide, allowing users with author-level access and above to upload a file containing JavaScript which is then served from the site's own origin and runs in the session of anyone who opens it.","status":"published","published":"2026-09-20T06:00:16Z","modified":"2026-09-20T13:49:20Z","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":"2026-11-02T17:28:05.72344Z"}],"ghsa":[{"id":"GHSA-96mm-r72j-4pv6","title":"The Kirki  WordPress plugin before 6.3.1 does not sanitize uploaded SVG files while making them...","description":"The Kirki  WordPress plugin before 6.3.1 does not sanitize uploaded SVG files while making them uploadable site-wide, allowing users with author-level access and above to upload a file containing JavaScript which is then served from the site's own origin and runs in the session of anyone who opens it.","status":"published","published":"2026-09-20T09:30:20Z","modified":"2026-09-20T15:31:26Z","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":"2026-11-02T15:12:14.750064Z"}],"nvd":[{"id":"CVE-2026-84223","description":"The Kirki  WordPress plugin before 6.3.1 does not sanitize uploaded SVG files while making them uploadable site-wide, allowing users with author-level access and above to upload a file containing JavaScript which is then served from the site's own origin and runs in the session of anyone who opens it.","status":"published","published":"2026-09-20T07:16:50.2Z","modified":"2026-09-21T13:34:57.127Z","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":"2026-11-02T14:12:50.043898Z"}]}}