security update guide

Microsoft has recorded CVE-2026-20867 as an Elevation of Privilege in Windows Management Services (WMS), and the entry is included in the January 2026 security roll‑up — a vendor-confirmed management‑plane flaw that administrators must treat as a high‑priority operational risk while the public...

Microsoft’s formal entry for CVE-2026-20848 confirms an elevation-of-privilege vulnerability in the Windows SMB Server component and places the issue squarely in the January 2026 security rollup; the vendor’s terse public advisory establishes the vulnerability’s existence but intentionally...

Microsoft’s tracking entry for CVE‑2026‑20923 registers an Elevation of Privilege defect in Windows Management Services (WMS), but the vendor’s public advisory is intentionally terse: the vulnerability is confirmed in Microsoft’s Security Update Guide while low‑level exploitation details...

Microsoft has recorded CVE-2026-20919 as an SMB Server elevation-of-privilege (EoP) vulnerability in its Security Update Guide, and the entry is part of the January 2026 Windows security roll-up that administrators should treat as actionable: the vendor lists the identifier against the SMB...

Microsoft’s security tracker now lists CVE-2026-20858 as an Elevation of Privilege (EoP) vulnerability in Windows Management Services, and administrators should treat every host that runs Windows management or administration components as a priority for triage, testing, and patching until the...

Microsoft has assigned the identifier CVE-2026-20834 to a newly recorded Windows spoofing vulnerability, but the public technical record remains terse: the Microsoft Security Response Center (MSRC) lists the CVE in its Update Guide while low‑level details, exploit mechanics, and mapped KB...

Microsoft’s advisory for CVE-2026-20836 names a DirectX Graphics Kernel elevation-of-privilege issue tied to the kernel-mode graphics driver (dxgkrnl.sys), but at the time of writing the vendor’s entry is rendered dynamically and the public record for this specific CVE is thin: the Security...