Medium6.5Vendor: HighMicrosoft
Windows NTLM Spoofing Vulnerability
CVE-2026-50508 Published Jun 9, 2026
CVE-2026-50508
Affected products & platforms
Microsoft ServerUnclassified
Summary
Windows NTLM Spoofing Vulnerability
Fixed versions
- KB5094128 (build 10.0.20348.5256)
- KB5094127 (build 10.0.19045.7417)
- KB5093998 (build 10.0.22631.7219)
- KB5094122 (build 10.0.14393.9234)
- KB5094042 (build 6.2.9200.26132)
- KB5094041 (build 6.3.9600.23228)
Official advisory · high-confidence parse· fetched 6 hours ago·verify at source
Mitigation checklist
Recommended fix / mitigation
- Install the applicable security update for your platform: KB5094128, KB5094127, KB5093998, KB5094122, KB5094042, KB5094041 (see the Microsoft Update Catalog).
Official advisory · high-confidence parse· fetched 6 hours ago·verify at source
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