{"cve":"CVE-2021-33337","nvd":{"published":"2021-08-04T14:15:08.317","modified":"2026-06-17T03:54:28.523","status":"Modified","description":"Cross-site scripting (XSS) vulnerability in the Document Library module's add document menu in Liferay Portal 7.3.0 through 7.3.4, and Liferay DXP 7.1 before fix pack 20, and 7.2 before fix pack 9, allows remote attackers to inject arbitrary web script or HTML via the _com_liferay_document_library_web_portlet_DLAdminPortlet_name parameter.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","score":6.1},"cwes":["CWE-79"],"references":["https://issues.liferay.com/browse/LPE-17101","https://portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5mxmVrnXW/content/cve-2021-33337-stored-xss-with-document-types-in-documents-and-media","https://issues.liferay.com/browse/LPE-17101","https://portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5mxmVrnXW/content/cve-2021-33337-stored-xss-with-document-types-in-documents-and-media"],"products":["liferay:digital_experience_platform","liferay:liferay_portal"],"source":"nvd","synced_at":"2026-10-19T21:21:13.713336758+00:00"},"epss":{"cve":"CVE-2021-33337","score":0.00805,"percentile":0.56774,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-v88g-7fx4-9q7f","url":"https://osv.dev/vulnerability/GHSA-v88g-7fx4-9q7f","summary":"Liferay Portal and Liferay DXP Cross-site scripting (XSS) vulnerability in the Document Library module","modified":"2025-07-14T18:59:35.977378Z","packages":[{"ecosystem":"Maven","name":"com.liferay:com.liferay.document.library.web","purl":"pkg:maven/com.liferay/com.liferay.document.library.web","ranges":[">=5.0.6 <5.0.54"],"fixed":["5.0.54"]},{"ecosystem":"Maven","name":"com.liferay.portal:release.dxp.bom","purl":"pkg:maven/com.liferay.portal/release.dxp.bom","ranges":[">=7.1.0 <7.1.10.fp20"],"fixed":["7.1.10.fp20"]},{"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."]}