Security
Microsoft security updates and public advisory evidence: affected products, fixing updates, exploitation and source coverage.
Fixed by KB5131291Clear
| CVE | Vulnerability | Severity | CVSS | Impact | Status | Fixed by |
|---|---|---|---|---|---|---|
| CVE-2026-113816 | Windows Link-Layer Discovery Protocol (LLDP) Elevation of Privilege VulnerabilityWindows Link-Layer Discovery Protocol (LLDP) | Important | 4.1 | EoPLocal | KB5131077KB5131080+8 | |
| CVE-2026-113821 | Microsoft Windows SCSI Class System File Information Disclosure VulnerabilityMicrosoft Windows SCSI Class System File | Important | 4.1 | Information DisclosureLocal | KB5131077KB5131080+8 | |
| CVE-2026-119883 | Data Deduplication Security Feature Bypass VulnerabilityData Deduplication | Important | 3.3 | SFBLocal | KB5131077KB5131080+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.