Microsoft 365 Alert – Service Degradation – Microsoft 365 suite – Users see the Threat analytics page crash within the Microsoft Defender XDR service – RESOLVED

28/03/2025 08:00:00 AM

NHSmail Reference: INC46489057

Microsoft Reference: MO1042719

Issue Status: RESOLVED

Issue Description: Users see the Threat analytics page crash within the Microsoft Defender XDR service.

More info: Users see the Threat analytics page crash within the Microsoft Defender XDR service.

Final Update: 31/03/2025 07:53:00 AM – Microsoft have deployed the solution to the affected environments and after monitoring the service, they have verified that that the issue is now successfully resolved.

Scope of impact: Your organization is affected by this event, and all users who utilize the Threat analytics page within the Microsoft Defender XDR service are impacted.

Root cause: A recent service update to a portion of the Microsoft Defender XDR service infrastructure contains a code misconfiguration, resulting in impact.

Next steps: Microsoft are investigating how the recent service update to a portion of the Microsoft Defender XDR service infrastructure contained a code misconfiguration to prevent this problem from happening again.