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HiveLegacy is a "powerful primitive" that's likely capable of other nefarious actions.
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-da...
Microsoft has disclosed two new zero-day vulnerabilities in Microsoft Defender that are actively being exploited in the wild, raising concerns among security professionals and ente...
Written by: Chester Sng, Pete Boonyakarn, Logeswaran Nadarajan Introduction In early 2026, Mandiant identified a threat actor targeting SD-WAN infrastructure at a service provide...
At least two vulnerabilities are already under attack
Microsoft has formally disclosed that it's working to release a patch to address a Defender zero-day codenamed RoguePlanet. The vulnerability has now been assigned the CVE identif...
A researcher known as Nightmare Eclipse (also tracked as Chaotic Eclipse or Dead Eclipse) has publicly released a new proof-of-concept (PoC) exploit named RoguePlanet, targeting a...
Исследователь кибербезопасности Nightmare Eclipse, известный по недавнему конфликту с компанией Microsoft, раскрыл ещё одну критическую уязвимость RoguePlanet нулевого дня (Zero-Da...
Microsoft has confirmed a newly disclosed zero-day vulnerability, tracked as CVE-2026-50656, affecting Microsoft Defender, following the public release of a proof-of-concept (PoC)...
Microsoft has disclosed a new zero-day vulnerability in the Windows Collaborative Translation Framework (CTFMON) that could allow attackers to gain elevated privileges on affected...
A newly disclosed zero-day vulnerability dubbed “RoguePlanet” is affecting Microsoft Defender, allowing attackers to escalate privileges and obtain full SYSTEM-level access on vuln...
Security researcher Chaotic Eclipse (aka Nightmare-Eclipse) has released a new proof-of-concept (PoC) exploit called LegacyHive. It has been described as a Windows User Profile Se...
Google has disclosed a critical Android zero-day vulnerability that is reportedly being actively exploited in targeted attacks, raising serious concerns about the risk of large-sca...
A security researcher by the name of Nightmare-Eclipse (also known as Chaotic Eclipse) has warned of a critical security vulnerability in Windows 11 that could be exploited by hack...
Google has released security updates to address 74 vulnerabilities, including one that has come under active exploitation in the wild. The high-severity vulnerability, tracked as...
A separate zero-day also disclosed by Nightmare Eclipse appears to be patched as well.
Microsoft warned the disclosure of several unpatched vulnerabilities without notice has put “customers at unnecessary risk”
Microsoft has officially acknowledged a critical zero-day vulnerability in Microsoft Defender, publicly dubbed “RoguePlanet,” and confirmed it is actively developing a security pat...
The feud between NightmareEclipse and Microsoft shows no signs of resolving soon.
Six 0-days, three under active exploitation, more to come on July 14?
Chaotic Eclipse, the security researcher Microsoft threatened with criminal prosecution, has published a seventh Windows zero-day exploit. Called RoguePlanet, it grants attackers S...
An unknown threat actor exploited a recently disclosed high-severity security flaw impacting Cisco Catalyst SD-WAN as a zero-day at least two months before it was publicly disclose...
A developer opens a repository in Cursor on Windows. If that repo contains a file named git.exe in the root, Cursor executes it automatically. No clicks. No warnings. No prompts. J...
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 prog...
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