{"id":"CVE-2021-31852","aliases":["EUVD-2021-18727","GHSA-c6xr-2587-83ff"],"status":"published","title":"Cross-Site Scripting vulnerability in Policy Auditor","description":"A Reflected Cross-Site Scripting vulnerability in McAfee Policy Auditor prior to 6.5.2 allows a remote unauthenticated attacker to inject arbitrary web script or HTML via the UID request parameter. The malicious script is reflected unmodified into the Policy Auditor web-based interface which could lead to the extract of end user session token or login credentials. These may be used to access additional security-critical applications or conduct arbitrary cross-domain requests.","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":0.00813,"percentile":0.5747,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-11-23T19:16:50Z","modified":"2026-06-17T03:52:20Z","products":[{"vendor":"mcafee","product":"policy_auditor"},{"vendor":"mcafee,llc","product":"mcafee policy auditor"}],"references":[{"url":"https://kc.mcafee.com/corporate/index?page=content\u0026id=SB10372","tags":["x_refsource_CONFIRM","x_transferred","Broken Link","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-31852"},{"url":"https://github.com/advisories/GHSA-c6xr-2587-83ff"}],"sources":{"cve":[{"id":"CVE-2021-31852","title":"Cross-Site Scripting vulnerability in Policy Auditor","description":"A Reflected Cross-Site Scripting vulnerability in McAfee Policy Auditor prior to 6.5.2 allows a remote unauthenticated attacker to inject arbitrary web script or HTML via the UID request parameter. The malicious script is reflected unmodified into the Policy Auditor web-based interface which could lead to the extract of end user session token or login credentials. These may be used to access additional security-critical applications or conduct arbitrary cross-domain requests.","status":"published","published":"2021-11-23T19:16:50Z","modified":"2024-08-03T23:10:30.288Z","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":"2026-11-02T14:33:05.665371Z"}],"euvd":[{"id":"EUVD-2021-18727","description":"A Reflected Cross-Site Scripting vulnerability in McAfee Policy Auditor prior to 6.5.2 allows a remote unauthenticated attacker to inject arbitrary web script or HTML via the UID request parameter. The malicious script is reflected unmodified into the Policy Auditor web-based interface which could lead to the extract of end user session token or login credentials. These may be used to access additional security-critical applications or conduct arbitrary cross-domain requests.","status":"published","published":"2021-11-23T19:16:50Z","modified":"2024-08-03T23:10:30Z","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":"2026-11-03T03:24:37.97373Z"}],"ghsa":[{"id":"GHSA-c6xr-2587-83ff","title":"A Reflected Cross-Site Scripting vulnerability in McAfee Policy Auditor prior to 6.5.2 allows a...","description":"A Reflected Cross-Site Scripting vulnerability in McAfee Policy Auditor prior to 6.5.2 allows a remote unauthenticated attacker to inject arbitrary web script or HTML via the UID request parameter. The malicious script is reflected unmodified into the Policy Auditor web-based interface which could lead to the extract of end user session token or login credentials. These may be used to access additional security-critical applications or conduct arbitrary cross-domain requests.","status":"published","published":"2021-11-24T00:00:40Z","modified":"2023-11-21T21:30:20Z","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"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:55:04.479575Z"}],"nvd":[{"id":"CVE-2021-31852","description":"A Reflected Cross-Site Scripting vulnerability in McAfee Policy Auditor prior to 6.5.2 allows a remote unauthenticated attacker to inject arbitrary web script or HTML via the UID request parameter. The malicious script is reflected unmodified into the Policy Auditor web-based interface which could lead to the extract of end user session token or login credentials. These may be used to access additional security-critical applications or conduct arbitrary cross-domain requests.","status":"published","published":"2021-11-23T20:15:10.727Z","modified":"2026-06-17T03:52:20.99Z","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":"2026-11-02T14:07:01.428028Z"}]}}