{"id":"CVE-2021-23889","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-23889","generatedAt":"2026-10-28T02:57:37.579Z","title":"Cross-Site Scripting vulnerability in McAfee ePolicy Orchestrator (ePO) prior to 5.10 Update 10 allows ePO administrators to inject arbitrary web script or HTML via multiple parameters where the administrator's entries were not correctly sanitized.","description":"Cross-Site Scripting vulnerability in McAfee ePolicy Orchestrator (ePO) prior to 5.10 Update 10 allows ePO administrators to inject arbitrary web script or HTML via multiple parameters where the administrator's entries were not correctly sanitized.","published":"2021-03-26T10:15:12.000Z","lastModified":"2026-06-17T03:38:59.000Z","status":"Modified","sourceIdentifier":"trellixpsirt@trellix.com","cvss":{"version":"3.1","score":4.8,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N"},"cwe":["CWE-79"],"affected":["mcafee/epolicy orchestrator"],"epss":{"score":0.00506,"percentile":0.42943,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.51%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://kc.mcafee.com/corporate/index?page=content&id=SB10352","source":"trellixpsirt@trellix.com"},{"url":"https://kc.mcafee.com/corporate/index?page=content&id=SB10352","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-23889","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}