Security Alerts
The latest Security Alerts coverage — news, analysis, and updates from the WindowsNews.AI desk.
Excel CVE-2025-54901: Patch Now for Critical Memory Disclosure, Mac Users Wait
Microsoft has released emergency security updates to patch a significant information-disclosure vulnerability in Microsoft Excel, tracked as CVE-2025-54901, that can expose sensitive process memory...
Patch Windows MultiPoint Services Immediately — CVE-2025-54116 Grants Attackers SYSTEM Access
Microsoft has patched a dangerous local privilege escalation vulnerability in Windows MultiPoint Services that could allow attackers with a foothold on a machine to gain full SYSTEM-level control....
Microsoft Patches Critical Excel Heap Overflow (CVE-2025-54900) – What You Need to Know
Microsoft has released a security update patching a critical heap‑based buffer overflow in Excel, tracked as CVE‑2025‑54900, that could allow attackers to execute code on a victim’s machine...
High-Severity Cdpsvc DoS Vulnerability (CVE-2025-21207) Threatens Windows Networks: Patch Deployment Urged
Microsoft’s January 2025 Patch Tuesday brought a critical security update for the Windows Connected Devices Platform Service (Cdpsvc) after security researchers discovered a remotely exploitable...
Hyper-V Privilege Escalation Flaw Exposes Hosts: Microsoft Urges Immediate Patching for CVE-2025-54115
Microsoft has released security updates to fix a critical race condition vulnerability in Windows Hyper-V that could allow an attacker with local access to escalate privileges and take over the host...
Microsoft’s September Update Tackles RRAS Heap Overflow (CVE-2025-54113) – RCE Risk When Users Connect to Malicious Servers
Microsoft’s September 2025 Patch Tuesday brings a slew of fixes, but one stands out for network administrators: CVE-2025-54113, a heap-based buffer overflow in the Windows Routing and Remote Access...
Windows Defender Firewall Type Confusion Bug Opens Door to SYSTEM-Level Compromise
A severe type confusion vulnerability in the Windows Defender Firewall service, tracked as CVE-2025-54109, could allow an attacker with a low-privilege local account to seize complete SYSTEM control...
Urgent Patch Alert: Windows VHD Bug CVE-2025-54112 Enables Full System Compromise
A single booby-trapped VHD file is all an attacker needs to jump from limited user to complete Windows server or workstation control. That’s the reality behind CVE-2025-54112, the latest...
Windows camsvc Race Condition Exploited for SYSTEM Access: Urgent Patch Deployed
A race condition in the Windows Capability Access Management Service (camsvc) allows a local attacker to escalate privileges to SYSTEM, Microsoft confirmed in a July 2025 security advisory. The...
Path Equivalence Flaw in Windows MapUrlToZone Lets Attackers Bypass Security Zoning
Microsoft’s March 2025 Patch Tuesday included fixes for a dangerous vulnerability in the Windows MapUrlToZone API that could allow attackers to trick the operating system into treating remote or...
Microsoft's Brokering File System Hit by Race Condition—Attackers Can Seize SYSTEM
Microsoft has confirmed a local elevation-of-privilege vulnerability in its Brokering File System that hands a low-privileged local user a pathway to full SYSTEM control. Tracked as CVE-2025-54105,...
Windows Firewall’s Memory Misfire: How CVE-2025-54094 Opens a Door to SYSTEM Privileges
A newly disclosed privilege escalation vulnerability in the Windows Defender Firewall Service allows attackers with a foothold on a system to seize complete control, elevating standard user...