SmarterTools SmarterMail Multiple Vulnerabilities

CERT-Bund has released a security advisory (WID-SEC-2026-0893) concerning multiple vulnerabilities in SmarterTools SmarterMail, specifically affecting builds up to and including Build 9581. These vulnerabilities, rated with a CVSS base score of 6.5 (medium), could be exploited by an attacker to perform an unspecified attack. The advisory indicates that mitigation measures are available.

Organizations using SmarterMail, particularly those running on Windows or UNIX operating systems, should review the advisory and apply available patches or mitigation strategies promptly to prevent potential exploitation. The advisory does not specify the exact nature of the attack or the potential impact, emphasizing the need for proactive security measures.