Windows · Patchstand
11.08.2026Action requiredSecurity
Windows Server 2019: Security Update im Detail
KB5120238 aktualisiert Windows Server 2019 auf Build 17763.9121.
What changed
Das Juli LCU enthält die aktuellen Security Fixes und die von Microsoft dokumentierten Quality Fixes für Windows Server 2019.
Technical details
- Security: August security fixes
- Backup: resolves File History SMB backup failures reporting invalid credentials
- Secure Boot: expanded high-confidence device targeting
Why it matters
Der Zielbuild ist die operative Grundlage für Patch Compliance, Pilot Rings, Wartungsfenster und Referenzimages.
Known limitations
- Microsoft currently reports no known issue
Now check
- Deploy KB5120238 to the Server 2019 pilot ring
- Test SMB backup jobs
- Report build 17763.9121