To the surprise of no one,

[bontchev@infosec.exchange]

To the surprise of no one,

"Critical Microsoft 365 Copilot Vulnerabilities Expose sensitive Information":

Critical Microsoft 365 Copilot Vulnerabilities Expose sensitive Information

Microsoft has disclosed and fully remediated three critical information disclosure vulnerabilities affecting Microsoft 365 Copilot and Copilot Chat in Microsoft Edge, all released on May 7, 2026, requiring no action from end users or administrators.

Cyber Security News (cybersecuritynews.com)