{"cve":"CVE-2021-33339","nvd":{"published":"2021-08-04T13:15:08.060","modified":"2026-06-17T03:54:28.770","status":"Modified","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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","score":4.8},"cwes":["CWE-79"],"references":["https://issues.liferay.com/browse/LPE-17102","https://portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5mxmVrnXW/content/id/120747934","https://issues.liferay.com/browse/LPE-17102","https://portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5mxmVrnXW/content/id/120747934"],"products":["liferay:digital_experience_platform","liferay:liferay_portal"],"source":"nvd","synced_at":"2026-10-19T21:21:13.713336758+00:00"},"epss":{"cve":"CVE-2021-33339","score":0.00669,"percentile":0.51981,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-7pxh-q6jw-6xj8","url":"https://osv.dev/vulnerability/GHSA-7pxh-q6jw-6xj8","summary":"Liferay Portal Fragment Module and Liferay DXP Vulnerable to Cross-Site Scripting","modified":"2025-05-28T20:57:12.224555Z","packages":[{"ecosystem":"Maven","name":"com.liferay.portal:release.portal.bom","purl":"pkg:maven/com.liferay.portal/release.portal.bom","ranges":[">=7.2.1 <7.3.5"],"fixed":["7.3.5"]},{"ecosystem":"Maven","name":"com.liferay.portal:release.dxp.bom","purl":"pkg:maven/com.liferay.portal/release.dxp.bom","ranges":[">=7.2.0 <7.2.10.fp9"],"fixed":["7.2.10.fp9"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}