Morning Overview on MSN
Microsoft just rushed patches for two Defender zero-days code-named 'RedSun' and 'UnDefend' — both already being exploited right now on Windows devices
Microsoft pushed emergency patches this week for two zero-day vulnerabilities in Windows Defender, the antivirus software ...
Microsoft patched two actively exploited Defender zero-days affecting Windows systems and security components.
8don MSN
Microsoft confirms two major Defender security issues — so update now or face possible attack
CISA confirms two bugs being actively exploited in the wild, as Microsoft releases patches.
Microsoft has confirmed an emergency security update as CISA warns that two new Defender zero-days are being exploited by ...
Microsoft this week released patches for two vulnerabilities in Defender, warning they have been exploited in the wild as ...
On Wednesday, Microsoft started rolling out security patches for two Defender vulnerabilities that have been exploited in ...
Microsoft pushed out-of-band patches on May 21, 2026, for two actively exploited Windows Defender zero-days — one that lets a ...
Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. There are a number of antivirus, anti-malware, and internet ...
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