CISA Known Exploited Vulnerability

CVE-2025-68645

Synacor · Zimbra Collaboration Suite (ZCS)

Synacor Zimbra Collaboration Suite (ZCS) PHP Remote File Inclusion Vulnerability

Date added
BOD 22-01 due date
CWE CWE-98
Ransomware Unknown

CISA description

Synacor Zimbra Collaboration Suite (ZCS) contains a PHP remote file inclusion vulnerability that could allow for remote attackers to craft requests to the /h/rest endpoint to influence internal request dispatching, allowing inclusion of arbitrary files from the WebRoot directory.

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.