All CVE records
CVE-2020-7796 — Synacor Zimbra Collaboration Suite (ZCS) Server-Side Request Forgery Vulnerability
CISA KEV listed
Added February 17, 2026 Remediate by March 10, 2026
Description
Synacor Zimbra Collaboration Suite (ZCS) contains a server-side request forgery vulnerability if WebEx zimlet installed and zimlet JSP is enabled.
Required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Notes
https://wiki.zimbra.com/wiki/Zimbra_Releases/8.8.15/P7 ; https://nvd.nist.gov/vuln/detail/CVE-2020-7796
Need help remediating this vulnerability?
Our team helps organizations patch, mitigate, and respond to CISA KEV advisories fast.