{"id":"CVE-2021-33339","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-33339","generatedAt":"2026-10-28T05:26:28.258Z","title":"Cross-site scripting (XSS) vulnerability in the Fragment module in Liferay Portal 7.2.1 through 7.3.4, and Liferay DXP 7.2 before fix pack 9 allows remote attackers to inject arbitrary web script or HTML via the…","description":"Cross-site scripting (XSS) vulnerability in the Fragment module in Liferay Portal 7.2.1 through 7.3.4, and Liferay DXP 7.2 before fix pack 9 allows remote attackers to inject arbitrary web script or HTML via the _com_liferay_site_admin_web_portlet_SiteAdminPortlet_name parameter.","published":"2021-08-04T13:15:08.000Z","lastModified":"2026-06-17T03:54:29.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","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":["liferay/digital experience platform","liferay/liferay portal"],"epss":{"score":0.00669,"percentile":0.51758,"date":"2026-10-27","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 (0.67%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://issues.liferay.com/browse/LPE-17102","tags":["Patch","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5mxmVrnXW/content/id/120747934","tags":["Release Notes","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://issues.liferay.com/browse/LPE-17102","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5mxmVrnXW/content/id/120747934","tags":["Release Notes","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-33339","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."}