{"id":"CVE-2021-38321","aliases":["EUVD-2021-24774","GHSA-76xq-mh8g-37w6"],"status":"published","title":"Custom Menu Plugin \u003c= 1.3.3 Reflected Cross-Site Scripting","description":"The Custom Menu Plugin WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the selected_menu parameter found in the ~/custom-menus.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 1.3.3.","severity":{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00895,"percentile":0.60004,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-09-09T18:10:10Z","modified":"2026-06-17T04:01:51Z","products":[{"vendor":"custom menu plugin","product":"custom menu plugin"},{"vendor":"custom-sub-menus_project","product":"custom-sub-menus"}],"references":[{"url":"https://www.wordfence.com/vulnerability-advisories/#CVE-2021-38321","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://plugins.trac.wordpress.org/browser/custom-sub-menus/trunk/custom-menus.php?rev=2205549#L136","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-38321"},{"url":"https://github.com/advisories/GHSA-76xq-mh8g-37w6"}],"sources":{"cve":[{"id":"CVE-2021-38321","title":"Custom Menu Plugin \u003c= 1.3.3 Reflected Cross-Site Scripting","description":"The Custom Menu Plugin WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the selected_menu parameter found in the ~/custom-menus.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 1.3.3.","status":"published","published":"2021-09-09T18:10:10.532Z","modified":"2025-05-05T16:39:41.16Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:33:07.349244Z"}],"euvd":[{"id":"EUVD-2021-24774","description":"The Custom Menu Plugin WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the selected_menu parameter found in the ~/custom-menus.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 1.3.3.","status":"published","published":"2021-09-09T18:10:10Z","modified":"2025-05-05T16:39:41Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T20:32:56.053822Z"}],"ghsa":[{"id":"GHSA-76xq-mh8g-37w6","title":"The Custom Menu Plugin WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the...","description":"The Custom Menu Plugin WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the selected_menu parameter found in the ~/custom-menus.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 1.3.3.","status":"published","published":"2022-05-24T19:13:55Z","modified":"2023-01-30T05:02:08Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:46:34.16886Z"}],"nvd":[{"id":"CVE-2021-38321","description":"The Custom Menu Plugin WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the selected_menu parameter found in the ~/custom-menus.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 1.3.3.","status":"published","published":"2021-09-09T19:15:13.69Z","modified":"2026-06-17T04:01:51.737Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:06:58.502206Z"}]}}