UrgencyCritical · 1 exploited
RiskModerate · 1 mitigated
Resolved
Windows release health · Windows 11, version 26H1 and 2 more versions
Domain-joined devices might lose their secure trust relationship with the domain
Some Credential Guard protected machine accounts might be unable to sign in interactively will valid domain credentials.
What to do
Resolved by KB5124006. Install it, or any later update for your Windows version, on affected devices.
Fixed by KB5124006 Published 22 Sep 2026 · OS build 28000.308614Days from the update that caused it to the fix
0/3Windows versions where it is open
8 OctLast updated by Microsoft · 6d ago
3Other issues from KB5124012Status on each Windows version
Microsoft can list one issue differently per version| Windows version | Status | Caused by | Fixed by | Updated |
|---|---|---|---|---|
| Windows 11, version 26H1Home and Pro · Enterprise and Education | Resolved | KB5124012 · 8 Sep | KB5124006 | 8 Oct |
| Windows 11, version 25H2Home and Pro · Enterprise and Education | Resolved | KB5124008 · 8 Sep | KB5124010 | 8 Oct |
| Windows 11, version 24H2Enterprise and Education · LTSC | Resolved | KB5124008 · 8 Sep | KB5124010 | 8 Oct |
The update that caused it
Other issues from KB5124012
KB5124012- USB audio devices might fail to start or produce no soundMitigated · updated 13 Oct
- Remote Desktop Services might stop responding after Sept. 2026 security updateResolved · updated 17 Sep
- Host folder shares might be unavailable in Hyper-V-based Linux VMsResolved · updated 14 Sep
What changed
First observed 14 Oct 2026No field changes in the recorded history.
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