Zimbra security advisory (AV26-816)
Brief
Serial number: AV26-816 Date: August 14, 2026
As of August 13, 2026, Zimbra is affected by vulnerabilities in the following product:
- Collaboration - Prior to 10.1.20
The Cyber Centre encourages users and administrators to review the provided web links and apply any necessary updates as they become available.
- Zimbra Security Advisories - Zimbra: Tech Center
- Zimbra Responsible Disclosure Policy - Zimbra: Tech Center
- Zimbra: Blog - All Things Zimbra
Zimbra security advisory (AV26-816) - Canadian Centre for Cyber Security