#windows

Microsoft today released updates to plug at least 121 security holes in its Windows operating systems and software, including one vulnerability that is already being exploited in the wild. Eleven of those flaws earned Microsoft's most-dire "critical" rating, meaning malware or malcontents could exploit them with little to no interaction from Windows users.

Microsoft has released its monthly security update for April of 2025 which includes 126 vulnerabilities affecting a range of products, including 11 that Microsoft has marked as “critical”.

If you use WhatsApp Desktop on Windows, listen up! A flaw in WhatsApp for Windows (CVE-2025-30401) let attackers disguise malicious files as safe ones. Update to version 2.2450.6 or later to stay secure.

Out-of-bounds read in Windows NTFS allows an unauthorized attacker to elevate privileges locally.

Sensitive data storage in improperly locked memory in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally.

Use after free in Windows Digital Media allows an authorized attacker to elevate privileges locally.

Improper input validation in Microsoft Management Console allows an authorized attacker to elevate privileges locally.

Out-of-bounds read in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges locally.

Improper access control in Windows FileSystemWatcher allows an authorized attacker to disclose information over a network.

**According to the CVSS metric, successful exploitation could lead to a scope change (S:C). What does this mean for this vulnerability?** In this case, a successful attack could be performed from a low privilege AppContainer. The attacker could elevate their privileges and execute code or access resources at a higher integrity level than that of the AppContainer execution environment.