SANS Stormcast Wednesday, November 4th, 2026: Refrigerator Defrost Attacks; Siemens SIMATIC Node-RED Exploited (CVE-2026-58115); cPGuard Update Channel Compromise; iPhone Lockdown Mode AirDrop Exploit

Today's episode covers attacks that switch supermarket and military commissary freezers into defrost mode, active exploitation of the Node-RED flaw in Siemens SIMATIC IoT2050 devices, the compromised cPGuard anti-malware update channel, and…