{"id":"CVE-2024-9021","aliases":["EUVD-2024-49666","GHSA-h3fm-h666-8g3f"],"status":"published","title":"Relevanssi \u003c 4.23.1 - Contributor+ Stored XSS","description":"In the process of testing the Relevanssi  WordPress plugin before 4.23.1, a vulnerability was found that allows you to implement Stored XSS on behalf of the Contributor+ by embedding malicious script, which entails account takeover backdoor","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00451,"percentile":0.39646,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2024-10-08T06:00:05Z","modified":"2026-06-17T08:23:48Z","products":[{"vendor":"mikkosaari","product":"relevanssi"},{"vendor":"relevanssi","product":"relevanssi"},{"vendor":"unknown","product":"relevanssi"}],"references":[{"url":"https://wpscan.com/vulnerability/5f25646d-b80b-40b1-bcaf-3b860ddc4059/","tags":["exploit","vdb-entry","technical-description","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-9021"},{"url":"https://wpscan.com/vulnerability/5f25646d-b80b-40b1-bcaf-3b860ddc4059"},{"url":"https://github.com/advisories/GHSA-h3fm-h666-8g3f"}],"sources":{"cve":[{"id":"CVE-2024-9021","title":"Relevanssi \u003c 4.23.1 - Contributor+ Stored XSS","description":"In the process of testing the Relevanssi  WordPress plugin before 4.23.1, a vulnerability was found that allows you to implement Stored XSS on behalf of the Contributor+ by embedding malicious script, which entails account takeover backdoor","status":"published","published":"2024-10-08T06:00:05.067Z","modified":"2024-10-09T15:20:50.596Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"adp"}],"updated_at":"2026-11-02T14:34:05.823187Z"}],"euvd":[{"id":"EUVD-2024-49666","description":"In the process of testing the Relevanssi  WordPress plugin before 4.23.1, a vulnerability was found that allows you to implement Stored XSS on behalf of the Contributor+ by embedding malicious script, which entails account takeover backdoor","status":"published","published":"2024-10-08T06:00:05Z","modified":"2024-10-09T15:20:50Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-03T00:27:43.39457Z"}],"ghsa":[{"id":"GHSA-h3fm-h666-8g3f","title":"In the process of testing the Relevanssi  WordPress plugin before 4.23.1, a vulnerability was...","description":"In the process of testing the Relevanssi  WordPress plugin before 4.23.1, a vulnerability was found that allows you to implement Stored XSS on behalf of the Contributor+ by embedding malicious script, which entails account takeover backdoor","status":"published","published":"2024-10-08T06:30:47Z","modified":"2025-06-09T21:30:39Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:02:38.272027Z"}],"nvd":[{"id":"CVE-2024-9021","description":"In the process of testing the Relevanssi  WordPress plugin before 4.23.1, a vulnerability was found that allows you to implement Stored XSS on behalf of the Contributor+ by embedding malicious script, which entails account takeover backdoor","status":"published","published":"2024-10-08T06:15:02.693Z","modified":"2026-06-17T08:23:48.037Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:10:31.271525Z"}]}}