Microsoft 365 Alert – Service Degradation – Microsoft Copilot (Microsoft 365) – Non-licensed Microsoft Copilot users are able to retrieve enterprise data from shared agents created from Agent Builder – RESOLVED

Announcements Arpan Das

23/06/2025 11:50:00 AM

NHSmail Reference: INC46561682

Microsoft Reference: CP1099260

Issue Status: RESOLVED

Issue Description: Non-licensed Microsoft users are able to retrieve enterprise data from shared agents created from Agent Builder.

Final Update: 26/06/2025 08:45:00 AM – Microsoft’s fix to correct the affected service feature’s ability to regulate user access to data has completed deployment and we’ve confirmed through internal testing that the impact is remediated.

Scope of impact: Your organization is affected by this event, and non-licensed Microsoft Copilot users retrieving enterprise data from shared agents created from Agent Builder are impacted.

Root cause: A service feature responsible for regulating accessibility to data via shared agents is not operating as expected, causing impact.