Microsoft Issues Emergency KB5085516 Patch to Restore “Offline” Apps
ID: 186ebaa0-5ee0-5075-a22d-bce7f28d623d
STIX ID: report--186ebaa0-5ee0-5075-a22d-bce7f28d623d
Feed Name: securityonline.info
Threat Score
Microsoft issued out-of-band update KB5085516 to address a Windows 11 networking defect from the March 2026 B release that caused several consumer Microsoft applications (OneDrive, Edge, Teams Free, Copilot, Excel, Word) to fail Microsoft account authentication despite active network connectivity; enterprise environments using Microsoft Entra ID were not impacted and users of the affected consumer apps are advised to install the patch via Windows Update.
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