Microsoft Defender RoguePlanet vulnerability has been patched after a zero-day flaw was disclosed following the June 2026 ...

Microsoft patches the Defender vulnerability known as RoguePlanet, roughly one month after a researcher published a zero-day ...

The newly disclosed Windows Defender flaw, tracked as CVE-2026-50656, could let attackers escalate privileges on fully ...

A week ago, the security researcher who goes by “Nightmare Eclipse” published information about RoguePlanet, a zero-day security vulnerability in Microsoft’s Defender security program. The ...

Microsoft Patches RoguePlanet Defender Flaw That Can Grant SYSTEM Privileges | Read more hacking news on The Hacker News ...

Microsoft has quietly fixed the “RoguePlanet” zero-day in Microsoft Defender, closing the latest hole exposed by security ...

CISA says ransomware gangs are exploiting Microsoft Defender’s BlueHammer flaw, patched in April 2026 after zero-day reports.

Hackers have broken into at least one organization using Windows vulnerabilities published online by a disgruntled security researcher over the last two weeks, according to a cybersecurity firm. On ...

CISA confirmed on Monday that ransomware gangs are now exploiting a Microsoft Defender privilege escalation vulnerability, dubbed BlueHammer, that has previously been abused in zero-day attacks.

Threat actors are using three publicly available proof-of-concept exploits to attack Microsoft Defender and turn the security platform's primary cleanup and protection functions against organizations ...

Microsoft has released a security patch to address a Defender zero-day vulnerability known as "RoguePlanet," disclosed after ...