CVE:CVE-2021-33511
CNNVD:CNNVD-202105-1398
Plone是一套基于Zope应用服务器构建的开源内容管理系统（CMS）。
Plone 5.2.4存在安全漏洞，该漏洞源于允许通过lxml解析器进行SSRF。
solution:Upgrade plone plone to a higher version than 5.2.4,and avoid the version (,5.2.4]
solution:Upgrade liferay dxp to a higher version than 7.1,7.1:fix_pack_1,7.1:fix_pack_10,7.1:fix_pack_11,7.1:fix_pack_12,7.1:fix_pack_13,7.1:fix_pack_14,7.1:fix_pack_15,7.1:fix_pack_16,7.1:fix_pack_17,7.1:fix_pack_18,7.1:fix_pack_19,7.1:fix_pack_2,7.1:fix_pack_3,7.1:fix_pack_4,7.1:fix_pack_5,7.1:fix_pack_6,7.1:fix_pack_7,7.1:fix_pack_8,7.1:fix_pack_9,7.2,7.2: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 7.1,7.1:fix_pack_1,7.1:fix_pack_10,7.1:fix_pack_11,7.1:fix_pack_12,7.1:fix_pack_13,7.1:fix_pack_14,7.1:fix_pack_15,7.1:fix_pack_16,7.1:fix_pack_17,7.1:fix_pack_18,7.1:fix_pack_19,7.1:fix_pack_2,7.1:fix_pack_3,7.1:fix_pack_4,7.1:fix_pack_5,7.1:fix_pack_6,7.1:fix_pack_7,7.1:fix_pack_8,7.1:fix_pack_9,7.2,7.2: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 7.3.4,and avoid the version [7.3.0,7.3.4]