Citrix has released emergency updates for a new NetScaler denial-of-service vulnerability tracked as CVE-2026-88779 that has ...

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

One company told customers to power down its platform, while the other remained mum on reported attacks prior to releasing a ...

It has only been a matter of days since the U.S. Cybersecurity and Infrastructure Security Agency confirmed that Windows users were under attack from two zero-day exploits and urged federal users to ...

Netflix's new show Zero Day follows the fallout of a terrifying cyber attack on the United States. "Zero Day," meaning a single day where everyone's phones, computers, and electricity went out at the ...

Bitget says attackers exploited a third-party zero-day to steal $387.5 million and move laterally into its wallet environment ...

And this was using previously-unknown, real-world 'zero day' exploits. A couple of months ago, a team of researchers released a paper saying they'd been able to use GPT-4 to autonomously hack one-day ...

Some of the world’s top ethical hackers descended on the Irish city of Cork in an event that began on October 6, where they ...

Apple has patched a CoreGraphics zero-day after warning that attackers may already have used the bug to compromise a small ...

Zero-day vulnerabilities are flaws or weaknesses in software or an operating system that the creator or vendor isn’t aware of. Sometimes hackers discover these vulnerabilities first, giving developers ...