Tag: Warlock ransomware

Cybersecurity Threat Advisory
Cybersecurity Threat Advisory: Warlock (Storm-2603) exploits SmarterMail vulnerability

Cybersecurity Threat Advisory: Warlock (Storm-2603) exploits SmarterMail vulnerability

SmarterTools has confirmed that the Warlock ransomware group (Storm‑2603) breached its environment by exploiting an unpatched SmarterMail instance. Current intelligence indicates the same SmarterMail vulnerability is being actively used in the wild to gain initial access and deploy Warlock ransomware....

/ February 12, 2026