Cve20207796 Zimbra Collaboration Suite Updated Full Jun 2026

By sending a specially crafted HTTP request to the vulnerable JSP file, an attacker forces the server to act as a proxy, making requests to other URLs on their behalf. Affected Versions Zimbra Collaboration Suite (ZCS) before 8.8.15 Patch 7 Remediation & Mitigation Administrators should prioritize the following actions: ZCS 8.8.15 Patch 7

Because the vulnerability allows for unauthenticated Remote Code Execution (RCE) with root privileges, it poses a severe risk to organizational security. Successful exploitation grants the attacker full control over the email server, potentially leading to data theft, email interception, ransomware deployment, or lateral movement within the network. cve20207796 zimbra collaboration suite full