The researcher Chaotic Eclipse released BigDiskBuster, a PoC exploit for a Windows Defender Update DoS Zero-Day vulnerability.

Over the weekend, security researcher Abdelhamid Naceri (also known as Nightmare Eclipse) released another Microsoft Defender zero-day exploit that blocks antivirus updates.

A 27-day window between an upstream Chromium fix and downstream Chrome stable release became a structural attack surface — ...

AI helps DraftKings exploit the most vulnerable gamblers with targeted marketing. At the same time, the company preaches personal responsibility.

Microsoft has announced a policy to deprecate the long-standing cross-signing program and transition to a new code signing ...

The threat group has been active since at least 2023 and is now using compromised VPN credentials, Microsoft Exchange ...

Andy Nguyen, the developer behind the PS5 Linux project that released earlier in 2026, has officially declared that he will ...

UTA0560 exploited a Chrome-Windows zero-day chain against NGOs to deploy GRIMWEDGE; APT31 used the same chain to install LONGTALE.

China-linked threat actors have been caught chaining two Google Chrome flaws with a Windows kernel vulnerability to compromise selected targets including ...

Microsoft refreshed Windows 11 25H2 Media Creation Tool images with build 26200.9445 and KB5124008 from the September 2026 ...

Eclipse published ShieldCrash, a proof-of-concept exploit showing Microsoft's fix for the Defender flaw ShieldBreak (CVE-2026 ...