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HiveLegacy is a "powerful primitive" that's likely capable of other nefarious actions.
A newly disclosed zero-day flaw in GeoServer is seeing active exploitation efforts, per watchTowr. The vulnerability, which has yet to be assigned a CVE identifier, is an SQL inje...
Exploit Wednesday's back, baby
This is the latest zero-day released by security researcher Nightmare Eclipse, despite Microsoft publicly threatening to take legal action against them.
Authored by Mikaelle De Oliveira Most people assume software is built like a massive, unbreakable vault. You install an... The post Zero-Day Attacks: What Happens When Hackers F...
Google on Thursday released updates to patch 230 security vulnerabilities, including one that has come under active exploitation in the wild. The medium-severity vulnerability, as...
An anonymous security researcher known as Nightmare Eclipse has released a new Microsoft Defender zero-day exploit named "ShieldCrash" right after Microsoft rolled out its Septembe...
A previously undocumented threat actor has been attributed to the exploitation of recently disclosed SonicWall Secure Mobile Access (SMA) 1000 series VPN appliances as zero-days pr...
An anonymous security researcher who uses the "Nightmare Eclipse" handle released a CrowdStrike Falcon zero-day exploit named "FalconFlank" that lets attackers escalate privileges...
Nightmare Eclipse has released a new Microsoft Defender zero-day exploit named "ShieldBreak" after Microsoft released the August 2026 Patch Tuesday security updates. [...]
The security researcher going by the name Chaotic Eclipse (aka INFINITE NIGHTMARE, MSNightmare, and Nightmare-Eclipse) has released a proof-of-concept (PoC) for a new Microsoft zer...
The prolific and controversial security researcher known as Nightmare-Eclipse (also tracked under the alias Chaotic Eclipse) has released a ninth Windows zero-day exploit called Sh...
PaperCut is warning that hackers are actively exploiting a vulnerability in all versions of its PaperCut NG and PaperCut MF print management software in zero-day attacks. [...]
Researcher Chaotic Eclipse has claimed to have discovered a zero-day privilege-escalation vulnerability affecting Avast Antivirus and released a public proof-of-concept repository...
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...
Microsoft released its monthly security updates on Tuesday, and one of the flaws it closed is already being used in attacks. The bug sits in a core Windows kernel driver that hand...
A security researcher using the "Nightmare Eclipse" handle has released a Windows zero-day exploit dubbed LegacyHive that allows attackers to escalate privileges on up-to-date Wind...
Free unofficial patches are available for a recently disclosed Windows zero-day flaw that allows attackers to escalate privileges on up-to-date Windows systems. [...]
SonicWall disclosed two vulnerabilities affecting its SMA1000 Series remote access appliances, and threat actors were already exploiting one of them before the advisory even went p...
North Korean hackers have been exploiting a Windows zero-day vulnerability (CVE-2026-68820) to target defense-sector companies as part of the Operation Dream Job campaign. [...]
A shared security 'Nightmare'
The North Korean threat actor known as Lazarus Group has been attributed to the zero-day exploitation of a newly patched security flaw impacting Microsoft Windows to deliver a neve...
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...
Every patch is a confession. The moment a vendor ships a security fix, the diff between the old code and the new code tells anyone watching exactly what was broken and where. Turn...
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