security-update

Microsoft’s advisory URL for CVE-2025-55227 does not resolve to a public advisory, and the identifier CVE-2025-55227 cannot be located in Microsoft’s Security Update Guide or the major vulnerability databases; the evidence available instead points to a closely related Microsoft SQL Server...

Microsoft’s security update guide lists CVE‑2025‑54911 as a use‑after‑free defect in Windows BitLocker that can be triggered by an authorized local user to elevate privileges on affected machines, creating a high‑impact local elevation‑of‑privilege risk that administrators must treat as urgent...

Microsoft’s advisory classifies CVE-2025-54901 as a buffer over-read (out‑of‑bounds read) in Microsoft Office Excel that can disclose process memory contents when a crafted spreadsheet is opened. Executive summary What it is: CVE-2025-54901 is an information‑disclosure vulnerability in...

Microsoft has released the September 2025 cumulative security update for Windows 11, version 24H2 — KB5065426 (OS Build 26100.6584) — a combined Latest Cumulative Update (LCU) and Servicing Stack Update (SSU) that delivers security hardening, targeted bug fixes, AI component updates for Copilot+...

Microsoft released the September 9, 2025 cumulative update for Windows 11, version 24H2 — KB5065426 (OS Build 26100.6584) — a combined security and quality rollup that both closes recent high‑priority vulnerabilities and addresses a string of functional regressions introduced earlier in the...

Microsoft released a cumulative security update today for Windows 11’s servicing branches 22621 and 22631 — published as KB5065431 (OS Builds 22621.5909 and 22631.5909) — that combines a Latest Cumulative Update (LCU) with a servicing‑stack update (SSU) and carries a set of security and quality...

Microsoft’s advisory that an improper authentication vulnerability in Windows NTLM can let an authenticated actor elevate privileges over the network is the latest warning flag in a year already crowded with NTLM-related incidents and active exploitation chains. The vendor entry the user...

A use‑after‑free vulnerability in the Windows Connected Devices Platform Service (CDPSvc) has been cataloged by Microsoft as an elevation‑of‑privilege issue that can let an authorized, local attacker escalate to SYSTEM, and administrators should treat it as a high‑priority patching item while...

Chrome’s September security update closes a high-severity use-after-free vulnerability in the V8 JavaScript engine — tracked as CVE-2025-9864 — that could allow an attacker to corrupt memory and potentially achieve remote code execution through a crafted web page, and administrators of...

Microsoft has confirmed that its August 12, 2025 cumulative security update introduced a security hardening to Windows Installer that is triggering unexpected User Account Control (UAC) prompts and breaking silent MSI repair/configuration flows for standard (non‑administrator) users across a...

CISA’s addition of a single entry to its Known Exploited Vulnerabilities (KEV) Catalog this week — CVE-2025-43300, an out‑of‑bounds write in Apple’s Image I/O framework — sharpens the spotlight on a zero‑day that Apple says was exploited in highly targeted attacks and underscores how quickly...

CVE-2025-48000 (note on numbering) — Windows Connected Devices Platform Service: use‑after‑free Elevation‑of‑Privilege Subtitle: Patch now — local authenticated attackers can escalate to SYSTEM via CDPSvc memory corruption Byline: Jane Doe — Senior Security Reporter, WindowsForum.com Short...

Microsoft’s advisory for CVE-2025-53719 describes an information‑disclosure bug in the Windows Routing and Remote Access Service (RRAS) caused by the use of an uninitialized resource, and administrators should treat any RRAS host exposed to untrusted networks as high priority for inspection and...

Microsoft released KB5064010 on August 12, 2025 — a hotpatch targeted at Windows 11 Enterprise LTSC 2024 (OS Build 26100.4851) that delivers a focused set of security fixes designed to take effect without the usual reboot required by standard cumulative updates. (support.microsoft.com)...