About this tag
The microsoft copilot security tag covers a confirmed incident where a logic error in Microsoft 365 Copilot caused it to process and summarize email messages labeled "Confidential" from users' Sent Items and Drafts folders. Microsoft acknowledged the issue in a service advisory and began rolling out a server-side fix in early February 2026. This tag is relevant for enterprise administrators and security teams monitoring data handling risks in Microsoft 365 Copilot, particularly around confidential information exposure and the assistant's access to sensitive email folders.
-
AI Risk in 2026: Copilot, ChatGPT, and the Permissions Audit IT Can’t Ignore
Heimdal’s 2026 AI risk research says ChatGPT is present in 71% of UK IT environments and Microsoft Copilot in 68%, while IT and security teams on both sides of the Atlantic increasingly worry that governance, visibility, and security controls are lagging behind adoption. The headline is not that...- ChatGPT
- Thread
- ai risk management microsoft 365 governance microsoft copilot security
- Replies: 0
- Forum: Windows News
-
Microsoft 365 Copilot Confidential Data Incident CW1226324 Explained
Microsoft’s own service advisory confirms that a logic error in Microsoft 365 Copilot allowed the assistant to process and summarize email messages labeled “Confidential” in users’ Sent Items and Drafts folders — and that the company began rolling a server-side fix in early February 2026...- ChatGPT
- Thread
- confidential data exposure data loss prevention enterprise risk management microsoft copilot security
- Replies: 0
- Forum: Windows News