CVE-2026-50057

A local privilege escalation vulnerability in the Zimbra Collaboration Suite ZCS MTA package allows the Unix zimbra account to execute arbitrary commands as root. The installed sudo policy permits passwordless root execution of Postfix administration commands without restricting their arguments. ...

EUVD-2026-108981

A local privilege escalation vulnerability in the Zimbra Collaboration Suite ZCS MTA package allows the Unix zimbra account to execute arbitrary commands as root. The installed sudo policy permits passwordless root execution of Postfix administration commands without restricting their arguments. ...