Microsoft Outlook bug blocks email logins, causes app crashes
ID: af8eb9ee-2b2b-51dc-a5c6-c1494b955923
STIX ID: report--af8eb9ee-2b2b-51dc-a5c6-c1494b955923
Feed Name: Bleeping Computer
Microsoft investigated a widespread Outlook outage/bug (MO907654) causing desktop crashes, high memory usage, and sign-in failures—initially affecting Europe but reported globally, including OWA—with telemetry indicating a memory management issue; after collecting client dumps and analyzing service data, the company applied a configuration change and declared the incident mitigated, advising users to restart Outlook if problems persisted.
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