SmarterTools SmarterMail Missing Authentication for Critical Function Vulnerability
SmarterTools SmarterMail contains a missing authentication for critical function vulnerability in the ConnectToHub API method. This could allow the attacker to point the SmarterMail instance to a malicious HTTP server which serves the malicious OS command and could lead to command execution.
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
For CVE-2026-24423, added to the catalogue on Feb 05, 2026 with a remediation deadline of Feb 26, 2026.
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