The anonymous security researcher going by the name Chaotic Eclipse (aka Nightmare-Eclipse) has released a proof-of-concept (PoC) exploit for yet another Microsoft Defender zero-day named RoguePlanet.

"The exploit is a race condition, so it's a hit or miss," the researcher, who published the exploit under a new GitHub account "MSNightmare" said. "I have managed to get a 100% success rate on