CVE:CVE-2021-33339
CNNVD:CNNVD-202108-400
Liferay Portal和Liferay DXP都是美国Liferay公司的产品。Liferay Portal是一套基于J2EE的门户解决方案。该方案使用了EJB以及JMS等技术，并可作为Web发布和共享工作区、企业协作平台、社交网络等。Liferay DXP是一套数字化体验协作平台。
Liferay Portal 7.2.1到7.3.4版本存在跨站脚本漏洞，攻击者通过 _com_liferay_site_admin_web_portlet_SiteAdminPortlet_name 参数注入任意 Web 脚本或 HTML。
solution:Upgrade liferay dxp to a higher version than 7.2,7.2:fix_pack_1,7.2:fix_pack_2,7.2:fix_pack_3,7.2:fix_pack_4,7.2:fix_pack_5,7.2:fix_pack_6,7.2:fix_pack_7,7.2:fix_pack_8,and avoid the version 7.2,7.2:fix_pack_1,7.2:fix_pack_2,7.2:fix_pack_3,7.2:fix_pack_4,7.2:fix_pack_5,7.2:fix_pack_6,7.2:fix_pack_7,7.2:fix_pack_8; Upgrade liferay liferay_portal to a higher version than 7.3.5,and avoid the version [7.2.1,7.3.5)