Varonis found a “Reprompt” attack that let a single link hijack Microsoft Copilot Personal sessions and exfiltrate data; Microsoft patched it in January 2026.

All smart homes are at risk of being hacked, but it's not a likely event. The type of bad actors that target smart homes and devices, such as security cameras, are opportunistic. They search randomly ...

Reprompt impacted Microsoft Copilot Personal and, according to the team, gave "threat actors an invisible entry point to perform a data‑exfiltration chain that bypasses enterprise security controls ...

A cross-site scripting (XSS) flaw in the web-based control panel used by operators of the StealC info-stealing malware ...