endpoint security

The States of Guernsey has told staff that anyone who needs a laptop for their job will be issued a new machine if their existing device cannot run Windows 11, part of a wider, government‑wide upgrade to modernise endpoints and retire legacy systems — a move that coincides with the States’...

IGEL’s message landed at an awkwardly perfect moment: as Broadcom’s reshaping of VMware nudges enterprises toward migration decisions and Microsoft’s timetable for Windows 10 reaches its endpoint, IGEL is pitching a simple — and radical — premise for enterprises that want to shrink the endpoint...

Three persistent beliefs about Windows security still shape user behavior in 2025 — that you must pay for antivirus, that Microsoft Defender is a catch‑all shield, and that staying on Windows 10 is safe for years to come — and each of these myths is now misleading in ways that materially affect...

The six Windows security myths that resurfaced in a recent roundup are more than clickbait—they reflect persistent misunderstandings about how modern Windows actually defends users, where its limits lie, and when spending money or changing workflows will genuinely improve safety. The original...

Windows ships with dozens of features and background services designed to improve convenience — but those conveniences are also additional points of entry for attackers. A recent how‑to-style guide compiled a short list of commonly unnecessary capabilities that many users can safely disable to...

Windows 11’s security-first architecture is arriving at a critical moment for colleges and universities, delivering a broad set of built-in protections—passwordless sign-on, hardware-based isolation, and Microsoft Defender tooling—that aim to reduce ransomware risk and ease management burdens...

CISA’s latest update places three long‑standing and newly discovered flaws squarely in the crosshairs of enterprise defenders, adding CVE‑2013‑3893 (Internet Explorer), CVE‑2007‑0671 (Microsoft Excel), and CVE‑2025‑8088 (WinRAR) to the agency’s Known Exploited Vulnerabilities (KEV) Catalog on...

Windows Hyper‑V contains a vulnerability tracked as CVE‑2025‑48807 that, according to the vendor advisory, stems from improper restriction of a Hyper‑V communication channel to its intended endpoints and can be abused by an authorized attacker to execute code locally on an affected host. This...

Microsoft’s Security Update Guide lists CVE-2025-53783 as a heap-based buffer overflow in Microsoft Teams that “allows an unauthorized attacker to execute code over a network,” but the advisory page requires JavaScript and cannot be fully scraped by some automated tools; independent indexing of...

Microsoft’s Security Response Center (MSRC) has cataloged CVE-2025-50155 as an Elevation of Privilege (EoP) vulnerability in the Windows Push Notifications Apps component described as “Access of resource using incompatible type (‘type confusion’).” The issue allows an authorized local attacker —...

Microsoft’s Security Response Center has published an advisory listing CVE-2025-53739 — an Excel vulnerability described as “Access of resource using incompatible type (‘type confusion’)” that can lead to code execution when a crafted spreadsheet is processed by the desktop client. Background /...

Microsoft has confirmed a use‑after‑free vulnerability in Microsoft Office Visio — tracked as CVE‑2025‑53734 — that can be triggered when a user opens a specially crafted Visio file and may allow an attacker to execute code in the context of the current user; Microsoft’s advisory entry is live...

Microsoft has confirmed a use‑after‑free vulnerability in Microsoft Excel (tracked as CVE‑2025‑53735) that can lead to local code execution when a crafted spreadsheet is opened — a serious document‑based attack vector that demands immediate attention from IT teams and security‑minded users...

Microsoft’s security advisory identifies CVE-2025-53724 as an elevation of privilege vulnerability in the Windows Push Notifications Apps component that stems from an access of resource using incompatible type (type confusion); when triggered by a locally authorized user, the bug can be abused...

Note: I couldn’t find any authoritative record for CVE-2025-53156 in the major public vulnerability databases (MSRC / NVD / MITRE / CVE.circl / CVE Details) as of August 12, 2025. The Storage Port Driver information-disclosure vulnerability widely reported in Microsoft’s June 2025 updates is...

Microsoft’s Security Response Guide flags a null-pointer dereference in the Windows Ancillary Function Driver for WinSock (AFD.sys) that, when reached by a local, authorized user, can be weaponized into an elevation‑of‑privilege to SYSTEM — a high‑impact kernel vulnerability that demands...

Title: CVE-2025-53131 — What Windows admins need to know about the new Windows Media RCE (heap-based buffer overflow) Summary (TL;DR) CVE-2025-53131 is a heap-based buffer overflow in Windows Media components that can allow remote, unauthenticated attackers to execute arbitrary code over a...

Microsoft has published an advisory for CVE-2025-50172: a vulnerability in the DirectX Graphics Kernel that permits authorized attackers to cause a denial‑of‑service (DoS) by allocating graphics resources without limits or throttling, potentially disrupting hosts and virtualized workloads that...

Title: CVE‑2025‑50173 — Windows Installer “Weak Authentication” Elevation‑of‑Privilege: What admins need to know and do now Summary Microsoft lists CVE‑2025‑50173 as an elevation‑of‑privilege vulnerability in Windows Installer. The vendor description summarizes the issue as “weak authentication...

Microsoft's Security Response Center lists CVE-2025-50161 as a heap-based buffer overflow in the Win32K GRFX subsystem that allows an authorized local attacker to elevate privileges, and administrators should treat this as a high-priority patching item for all affected Windows hosts. Background...