CVE-2026-24423 — SmarterTools SmarterMail — 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…

February 5, 2026

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