CVE-2022-24682

An issue was discovered in the Calendar feature in Zimbra Collaboration Suite 8.8.x before 8.8.15 patch 30 (update 1), as exploited in the wild starting in December 2021. An attacker could place HTML containing executable JavaScript inside element attributes. This markup becomes unescaped, causing arbitrary markup to be injected into the document.

• CWE-116
• CWE-116

• https://blog.zimbra.com/2022/02/hotfix-available-5-feb-for-zero-day-exploit-vulnerability-in-zimbra-8-8-15/Vendor Advisory
• https://wiki.zimbra.com/wiki/Security_CenterVendor Advisory
• https://wiki.zimbra.com/wiki/Zimbra_Releases/8.8.15/P30Release Notes, Vendor Advisory
• https://wiki.zimbra.com/wiki/Zimbra_Security_AdvisoriesVendor Advisory
• https://www.volexity.com/blog/2022/02/03/operation-emailthief-active-exploitation-of-zero-day-xss-vulnerability-in-zimbra/Exploit, Third Party Advisory
• https://blog.zimbra.com/2022/02/hotfix-available-5-feb-for-zero-day-exploit-vulnerability-in-zimbra-8-8-15/Vendor Advisory
• https://wiki.zimbra.com/wiki/Security_CenterVendor Advisory
• https://wiki.zimbra.com/wiki/Zimbra_Releases/8.8.15/P30Release Notes, Vendor Advisory
• https://wiki.zimbra.com/wiki/Zimbra_Security_AdvisoriesVendor Advisory
• https://www.volexity.com/blog/2022/02/03/operation-emailthief-active-exploitation-of-zero-day-xss-vulnerability-in-zimbra/Exploit, Third Party Advisory
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-24682US Government Resource

Published

Feb 9, 2022

Last Modified

Aug 7, 2026

Status

Analyzed

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
• Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
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