Microsoft Copilot reprompt exploit allowed attackers to steal your AI data

Varonis Threat Labs has published a report detailing a now patched security exploit discovered in Copilot that let attackers ...

A single click mounted a covert, multistage attack against Copilot

Microsoft has fixed a vulnerability in its Copilot AI assistant that allowed hackers to pluck a host of sensitive user data ...
Microsoft

Phishing actors exploit complex routing and misconfigurations to spoof domains

Threat actors are exploiting complex routing scenarios and misconfigured spoof protections to send spoofed phishing emails, ...
Dark Reading

Phishers Exploit Office 365 Users Who Let Their Guard Down

Microsoft said that Office 365 tenants with weak configurations and who don't have strict anti-spoofing protection enabled ...
Forbes

Emergency Microsoft Security Warning Confirmed — Act Now, CISA Says

Update, August 10, 2025: This story, originally published on August 7, has been updated with additional information following a demonstration of the shared service principal exploit at the Black Hat ...