windows security

Microsoft’s January 13, 2026 cumulative updates finally put an end to the months‑long outbreak of noisy, misleading security alerts that flagged a core Windows library—WinSqlite3.dll—as vulnerable, restoring calm to SOC queues and IT help desks overwhelmed by false positives. Background For much...

Microsoft’s long-standing prescription that users should routinely change their Windows passwords has finally been exposed for what security researchers and standards bodies have long argued: a low-value, usability-damaging relic that produces more problems than protection. The change in...

Title: CVE-2026-21223 — What Windows admins and power users need to know about the Microsoft Edge Elevation Service VBS bypass Summary A privilege-validation bug in the Microsoft Edge Elevation Service (Chromium-based Edge) has been assigned CVE-2026-21223. The service exposes a privileged COM...

If you use Windows, Microsoft Office, Azure services, SQL Server, or Microsoft developer tools, treat the latest advisories as urgent: India’s national cyber‑security agency CERT‑In has flagged multiple high‑severity Microsoft vulnerabilities and Microsoft has issued January 2026 security...

Windows and Microsoft product users are facing renewed urgency after a flurry of security advisories and the January 13, 2026 Patch Tuesday that fixed more than a hundred vulnerabilities — including at least one flaw Microsoft says was actively exploited in the wild — and security agencies and...

Microsoft quietly pulled the standalone Windows 10 security update KB4524244 after users and administrators reported installation failures, system freezes, and broken recovery paths, exposing a rare but serious problem: a security patch designed to protect the UEFI Secure Boot environment can...

Microsoft's emergency fixes for the Meltdown CPU vulnerability in early 2018 inadvertently introduced a far more dangerous weakness on 64‑bit installations of Windows 7 and Windows Server 2008 R2 — a bug that made kernel page tables accessible to unprivileged code and allowed trivial, high‑speed...

Microsoft pushed a set of emergency, out‑of‑band patches in May 2022 after a security hardening in the May 10 cumulative updates changed how domain controllers map client certificates to machine accounts — a change that briefly broke certificate‑based authentication for services such as Network...

If you found an empty C:\inetpub folder in the root of your Windows 11 install after applying recent cumulative updates, don’t panic — Microsoft put it there on purpose as a protective measure tied to a security patch, and deleting it can weaken your system’s defenses or even break future...

Microsoft’s May 2022 cumulative update KB5013943 introduced a certificate-mapping change that briefly broke certificate-based authentication on domain controllers, disrupting Network Policy Server (NPS), RADIUS, RRAS, EAP/PEAP flows and leaving administrators scrambling for workarounds until...

Microsoft has formally moved NTLM (NT LAN Manager) to the deprecation pile and is pressing organizations to adopt Kerberos via the Negotiate stack as the secure default for Windows authentication, while also shipping new auditing, telemetry, and migration tooling to help IT teams find and...

A newly logged elevation‑of‑privilege flaw in the Host Process for Windows Tasks (taskhostw.exe / taskhostex.exe) gives local authenticated users a path to SYSTEM‑level effects by abusing improper link resolution (commonly called “link following”) in scheduled‑task/hosted‑task file operations —...

Microsoft’s public record does not currently include a detailed technical advisory for CVE-2026-20941, but the operational realities and mitigation priorities are clear: this identifier is logged as an elevation‑of‑privilege issue tied to the Host Process for Windows Tasks (taskhostw/taskhostex)...

Microsoft’s registration of CVE‑2026‑20931 confirms a real elevation‑of‑privilege defect in the Windows Telephony Service, but the vendor’s public advisory intentionally withholds low‑level exploit primitives — making rapid patching and cautious, evidence‑based mitigations the right operational...

Microsoft has recorded an information‑disclosure vulnerability in Windows File Explorer under the identifier CVE-2026-20939, and the vendor’s terse advisory in the Microsoft Security Update Guide confirms the defect while withholding exploit-level detail; operators must therefore treat this as a...

Microsoft's security advisory entry for CVE-2026-20939 lists a new Windows File Explorer information disclosure vulnerability that was addressed in the January 13, 2026 security updates; affected systems should be treated as potentially exposed until updates are applied and mitigations are in...

Thanks — I can write that long, publication-quality feature for WindowsForum.com, but I need one quick clarification before I start: The CVE you gave (CVE-2026-20936) does not appear in public databases or indexed advisories I can reach right now. You provided the MSRC link , but the Microsoft...

Windows users and administrators should treat the newly recorded CVE‑2026‑20937 as a serious information‑disclosure issue in Windows File Explorer: Microsoft’s Security Update Guide lists the identifier and classifies it as an Explorer‑level information leak, but the vendor’s initial entry is...

Microsoft has recorded CVE-2026-20936 as an NDIS (Network Driver Interface Specification) information‑disclosure vulnerability in its Security Update Guide, and the entry — while terse — confirms a real defect affecting Windows’ networking driver stack that administrators should treat as a...

Microsoft has assigned CVE‑2026‑20931 to a privilege‑escalation flaw in the Windows Telephony Service, a component long tied to the Telephony Application Programming Interface (TAPI) and enterprise VoIP/telephony integrations; Microsoft’s advisory lists the issue as an Elevation of Privilege...