Security
Microsoft security updates and public advisory evidence: affected products, fixing updates, exploitation and source coverage.
Fixed by KB5120994Clear
| CVE | Vulnerability | Severity | CVSS | Impact | Status | Fixed by |
|---|---|---|---|---|---|---|
| CVE-2026-118739 | Windows DHCP Client Denial of Service VulnerabilityWindows DHCP Client | Important | 6.5 | DoSAdjacent | KB5120228KB5120233+3 |
Advisories
MSRC guidance without a CVE of its own · 1 advisory
Hardening changes for ReFS volumes on removable mediaStarting with Windows updates released on and after October 13, 2026, Microsoft is making hardening changes to the Resilient File System (ReFS) . This change is not enable by default until 2027. Please see Hardening changes for ReFS volumes on removable media for more information.