March 10, 2026—KB5078938 (OS Build 14393.8957) - Microsoft Support
Products Affected
Windows
Improvements
Security-related update detected
Actions Recommended
It is recommended for administrators to apply this security update to ensure systems are protected against vulnerabilities.
Known Issues Details
#1 - Potential issue (from database)
Status: Unknown
Symptoms: Security-related update detected
Workaround: N/A
Affected: N/A
Security-related update detected
March 11, 2026 at 2:15 AM
Date Added
March 11, 2026 at 2:00 AM
Tags
Windows, Security, Update, OS Build 14393.8957, March 2026