{"id":"CVE-2026-84219","aliases":["EUVD-2026-72065","GHSA-5jh7-hrj4-qc2f"],"status":"published","title":"Kirki 6.2.1 - 6.2.5 - Unauthenticated Stored XSS via HTML Entity Decoding","description":"The Kirki  WordPress plugin before 6.3.0 does not hold back every spelling of the HTML entities it decodes when rendering, allowing unauthenticated users to store JavaScript in a comment which then runs in the session of anyone viewing a page that displays it, including an administrator, and on every page of the site when its header or footer is built to show comments.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-12","score":0.00373,"percentile":0.31723,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-09-06T06:00:04Z","modified":"2026-09-08T19:09:21Z","products":[{"vendor":"themeum","product":"kirki"},{"vendor":"unknown","product":"kirki"}],"references":[{"url":"https://wpscan.com/vulnerability/e95bd1e3-6f61-423f-add6-519e1ca7bf66/","tags":["exploit","vdb-entry","technical-description"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-84219"},{"url":"https://wpscan.com/vulnerability/e95bd1e3-6f61-423f-add6-519e1ca7bf66"},{"url":"https://github.com/advisories/GHSA-5jh7-hrj4-qc2f"}],"sources":{"cve":[{"id":"CVE-2026-84219","title":"Kirki 6.2.1 - 6.2.5 - Unauthenticated Stored XSS via HTML Entity Decoding","description":"The Kirki  WordPress plugin before 6.3.0 does not hold back every spelling of the HTML entities it decodes when rendering, allowing unauthenticated users to store JavaScript in a comment which then runs in the session of anyone viewing a page that displays it, including an administrator, and on every page of the site when its header or footer is built to show comments.","status":"published","published":"2026-09-06T06:00:04.619Z","modified":"2026-09-06T10:44:25.273Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:20:08.391556Z"}],"euvd":[{"id":"EUVD-2026-72065","description":"The Kirki  WordPress plugin before 6.3.0 does not hold back every spelling of the HTML entities it decodes when rendering, allowing unauthenticated users to store JavaScript in a comment which then runs in the session of anyone viewing a page that displays it, including an administrator, and on every page of the site when its header or footer is built to show comments.","status":"published","published":"2026-09-06T06:00:04Z","modified":"2026-09-06T10:44:25Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T18:01:10.613767Z"}],"ghsa":[{"id":"GHSA-5jh7-hrj4-qc2f","title":"The Kirki  WordPress plugin before 6.3.0 does not hold back every spelling of the HTML entities...","description":"The Kirki  WordPress plugin before 6.3.0 does not hold back every spelling of the HTML entities it decodes when rendering, allowing unauthenticated users to store JavaScript in a comment which then runs in the session of anyone viewing a page that displays it, including an administrator, and on every page of the site when its header or footer is built to show comments.","status":"published","published":"2026-09-06T09:31:32Z","modified":"2026-09-06T12:31:26Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:11:25.773648Z"}],"nvd":[{"id":"CVE-2026-84219","description":"The Kirki  WordPress plugin before 6.3.0 does not hold back every spelling of the HTML entities it decodes when rendering, allowing unauthenticated users to store JavaScript in a comment which then runs in the session of anyone viewing a page that displays it, including an administrator, and on every page of the site when its header or footer is built to show comments.","status":"published","published":"2026-09-06T07:16:43.427Z","modified":"2026-09-08T19:09:21.31Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:12:44.082631Z"}]}}