CVE-2026-42910: Windows Hotpatch Monitoring Service Elevation of Privilege Vulnerability
This Microsoft advisory covers CVE-2026-42910 in Windows Server 2025.
- CVE-2026-42910
Key facts
- Vendor rating
- High, CVSS 7.8
- CISA KEV
- Not listed (catalogue checked )
- Fixed in
- KB5094125 (build 10.0.26100.32995), KB5094126 (build 10.0.26100.8655), KB5095051 (build 10.0.28000.2269)
- Source published
- Listed by VulniPulse
Compiled by VulniPulse from the linked sources. How records are collected and checked.
Affected products & platforms
Description
Windows Hotpatch Monitoring Service Elevation of Privilege Vulnerability
Affected product named by the advisory: Windows Server 2025.
Text from the source record.
How to fix CVE-2026-42910
Upgrade to a fixed release named by Microsoft:
- KB5094125 (build 10.0.26100.32995)
- KB5094126 (build 10.0.26100.8655)
- KB5095051 (build 10.0.28000.2269)
Vendor guidance
- Install the applicable security update for your platform: KB5094125, KB5094126, KB5095051 (see the Microsoft Update Catalog).
End-of-life dates for Windows Server
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