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Microsoft’s February 10, 2026, Patch Tuesday cumulative update KB5077181 for Windows 11 is being linked to severe boot failures on some devices, with users reporting systems that restart repeatedly and never reach the desktop. The issue is pr…
Key TakeawaysDAT files are data files that store data and execute functions, often found among DLL files or shared libraries.Methods to open DAT files include using a text editor like Notepad, an online email attachment opener, or TextEdit on Mac.Anoth…
Among the many security fixes released by Microsoft on February 2026 Patch Tuesday is one for CVE-2026-20841, a command injection vulnerability in Notepad that could be exploited by attackers to achieve remote code execution on targets’ Windows s…
Windows will have runtime safeguards enabled by default, ensuring that only properly signed software runs.
The post Microsoft to Enable ‘Windows Baseline Security’ With New Runtime Integrity Safeguards appeared first on SecurityWeek.
Microsoft has begun updating Secure Boot certificates originally issued in 2011 to ensure that Windows devices continue to verify boot software as older certificates reach the end of their lifecycle and begin expiring in June 2026. How Secure Boot cert…
After a decade and a half of service, the current certificates will expire, and new ones will be rolled out.
The post Microsoft to Refresh Windows Secure Boot Certificates in June 2026 appeared first on SecurityWeek.
Microsoft has disclosed a new zero-day vulnerability in the MSHTML Framework that allows attackers to bypass security features, posing significant risks to organizations worldwide. Tracked as CVE-2026-21513, this vulnerability was released on February …
Microsoft has plugged 50+ security holes on February 2026 Patch Tuesday, including six zero-day vulnerabilities exploited by attackers in the wild. The “security feature bypass” zero-days Among the zero-days fixed are three vulnerabilities …
A zero-day vulnerability in the Windows Desktop Window Manager (DWM) is currently under active exploitation. Microsoft released patches today, February 10, 2026, to address this flaw as part of the monthly security update cycle. The vulnerability, trac…
Microsoft has released urgent security updates to address a zero-day vulnerability in the Windows Remote Access Connection Manager (RasMan). Assigned the identifier CVE-2026-21525, this flaw is currently being exploited in the wild, meaning attackers w…