Warlock Ransomware Exploits Unpatched SmarterMail Servers

Warlock ransomware group breached SmarterTools network by exploiting CVE-2026-24423 in SmarterMail servers, affecting 12 Windows servers and deploying Velociraptor before encryption. This incident highlights the evolving threat landscape and the importance of maintaining robust security postures. Organizations should review their security controls, ensure all systems are patched, implement defense-in-depth strategies, and monitor for indicators of compromise. Source: The Hacker News. More details: https://thehackernews.com/2026/02/warlock-ransomware-breaches.html