Microsoft scrambles to patch a Defender security flaw called RoguePlanet

A week ago, the security researcher who goes by “Nightmare Eclipse” published information about RoguePlanet, a zero-day ...

Microsoft says it's hard at work on a patch for this worrying Defender zero-day

RoguePlanet now has a CVE and a patch in the works, a week after the disclosure of a PoC.
Windows Report

Microsoft Confirms RoguePlanet Defender Zero-Day, Patch in Development

Microsoft has confirmed CVE-2026-50656, the RoguePlanet Defender zero-day that can grant SYSTEM privileges on Windows 10 and ...

Microsoft Confirms Active 0-Day Exploit—Check Emergency Mitigation

Microsoft Exchange users are urged to mitigate a zero-day vulnerability that CISA has confirmed is under active exploitation.

New Windows Zero-Day Claims BitLocker Bypass Amid Microsoft Disclosure Fight

A new Windows zero-day reportedly bypasses BitLocker, adding pressure on Microsoft as researchers debate the exploit’s real-world impact.
SecurityWeek

Microsoft Working on Patch for ‘RoguePlanet’ Zero-Day

Microsoft has acknowledged the RoguePlanet zero-day exploit and is working on a high-quality patch to resolve the ...
Forbes

Microsoft Windows Alert—Angry Hacker Drops 2 New Zero-Day Exploits

Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. This voice experience is generated by AI. Learn more. This ...

With Just 1 Click, Researchers Figured Out How to Hijack Microsoft Copilot to Steal Your Data

A recent Microsoft Copilot exploit demonstrates how AI can make existing cybersecurity bugs even more virulent.
Dark Reading

2 Zero-Day Bugs in Microsoft's Nov. Update Under Active Exploit

Attackers are already actively exploiting two vulnerabilities for which Microsoft issued patches on Nov. 12 as part of its monthly security update. And they could soon begin targeting two other ...