CVE-2021-33508

Plone through 5.2.4 allows XSS via a full name that is mishandled during rendering of the ownership tab of a content item.

• CWE-79

• http://www.openwall.com/lists/oss-security/2021/05/22/1Mailing List, Third Party Advisory
• https://plone.org/security/hotfix/20210518/stored-xss-from-user-fullnameVendor Advisory
• http://www.openwall.com/lists/oss-security/2021/05/22/1Mailing List, Third Party Advisory
• https://plone.org/security/hotfix/20210518/stored-xss-from-user-fullnameVendor Advisory

Published

May 21, 2021

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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