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Microsoft Exchange Admin Center Issue Blocks Web Portal Access to Admins With “Internal Server Error”

Cyber Security Newsby Guru Baran ()3 min read1 · 1 read
AI summary · grok-4.7Summaries by Vani AI

Microsoft is investigating EX1500900, which blocks some admins from the Exchange admin center.

Microsoft is investigating an Exchange admin center problem, tracked as EX1500900, that can show some administrators an Internal Server Error when opening the web portal for Exchange Online. The notice does not identify a cause, affected regions, the number of organizations, or a recovery timeline, and it does not confirm a workaround. It does not describe a global outage or say that users cannot send and receive email. Administrators are directed to Microsoft 365 service health for updates; PowerShell is only a possible alternative, not a verified fix.

Key facts
  • Some Exchange Online admins get an Internal Server Error in the Exchange admin center.
  • Microsoft tracks the access problem as EX1500900, with no stated cause or workaround.
  • The notice does not indicate an email outage or a cyberattack.
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From the original article

3 min read at cybersecuritynews.com

Microsoft is investigating an Exchange admin center access issue that may prevent some administrators from opening the web portal used to manage Exchange Online. Affected admins may encounter an “Internal Server Error” message, according to the Microsoft 365 Status update provided for this report. The company is tracking the incident under EX1500900 and has directed […]

Cyber Security News

By Guru Baran · cybersecuritynews.com

Read the full article at Cyber Security News

A short excerpt; the article and its images belong to the publisher. Summary, key facts and assessment above are AI-written from the article and can be wrong.