MSC EvilTwin

Water Gamayun Weaponizes “MSC EvilTwin” Zero-Day for Stealthy Backdoor Attacks

Do Son November 27, 2025

Zscaler reveals Water Gamayun exploiting the MSC EvilTwin zero-day (CVE-2025-26633) via fake hiring lures to deploy stealthy backdoors.

CVE-2025-26633: Water Gamayun Exploits Windows MMC in Active Zero-Day Campaign

Cisco SD-WAN Vulnerability CVE-2026-20133 FortiGate Compromise Ivanti EPMM Zero-Day CVE-2026-1281 SmarterMail Vulnerability Storm-2603 WatchGuard Zero-Day, IKEv2 Out-of-Bounds Write Cisco Zero-Day, UAT-9686 Chinese APT FortiWeb RCE Exploitation CVE-2025-58034 VMware Zero-Day, Privilege Escalation Sitecore, remote code execution CVE-2025-53690 Windows CLFS, Privilege Escalation CVE-2024-47575 & CVE-2024-11120 CVE-2025-24983 vulnerability

CVE-2025-26633: Water Gamayun Exploits Windows MMC in Active Zero-Day Campaign

Do Son March 25, 2025

Learn about CVE-2025-26633, a zero-day vulnerability being exploited by sophisticated attackers utilizing MSC EvilTwin methods.

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