Hacking

Pierluigi Paganini September 10, 2026
Four Nation-State Actors Used the Same Chrome Zero-Day Exploit Kit Within 12 Days

Four espionage groups used the BlueMoon Chrome+Windows exploit kit within 12 days. Researchers suspect AI development. Proofpoint published a detailed analysis of a Chrome-and-Windows exploit kit it tracks as BlueMoon that four nation-state actors adopted within roughly two weeks of the first observed use. Google’s Threat Intelligence Group, Microsoft’s MSTIC, and Volexity all contributed to […]

Pierluigi Paganini September 09, 2026
Google fixes the seventh actively exploited Chrome zero-day of 2026

Google patched 230 Chrome flaws, including an actively exploited V8 bug that could let attackers run arbitrary code through a crafted HTML page. Google released a Chrome update fixing 230 security vulnerabilities, including one already exploited in the wild tracked as CVE-2026-87491 (CVSS score of 8.8). The medium-severity flaw affects V8, Google’s open source high-performance […]

Pierluigi Paganini September 09, 2026
PoisonedRefresh: A Fileless Linux Rootkit That Injects PHP Web Shells Into F5 BIG-IP APM Server Memory

PoisonedRefresh rootkit injects PHP web shells into F5 BIG-IP APM Apache memory, leaving no disk artifacts. SophosLabs published a detailed technical analysis on September 8, 2026, of a Linux implant, dubbed PoisonedRefresh by ESET, they found in compromised F5 BIG-IP Access Policy Manager environments. Sophos tracks it as Linux/Agnt-IC. F5 has confirmed exploitation of the […]

Pierluigi Paganini September 09, 2026
Chaotic Eclipse Released ShieldCrash, A PoC For Microsoft Defender Zero-Day

The researcher Chaotic Eclipse released ShieldCrash, a PoC exploit for a Microsoft Defender Zero-Day vulnerability. Security researcher Chaotic Eclipse, also known as INFINITE NIGHTMARE, MSNightmare and Nightmare-Eclipse, released a new zero-day exploit targeting Microsoft Defender. The researcher named the exploit ShieldCrash, it triggers an arbitrary file read as SYSTEM. The researcher claims that Microsoft has not fully […]

Pierluigi Paganini September 08, 2026
Hackers Drain $320 Million From Liquid Network, Then Return Most of It

Crypto exchange network Liquid Network lost $320 million overnight, then got most of it back after the hackers demanded a bug fix instead of a ransom Bitcoin’s Liquid Network, a sidechain built by Blockstream and used by dozens of exchanges to move funds faster and more privately than the main Bitcoin blockchain allows, got drained […]

Pierluigi Paganini September 08, 2026
WeChat Worm Can Hijack Accounts Without Victims Answering Calls

Researchers built a WeChat worm that spreads through incoming calls without user action. Tencent has blocked the exploit. Researchers at Calif created a WeChat worm that can take over an account through an incoming call, even if the victim never answers or touches the phone. The attack works only when the caller already appears in […]

Pierluigi Paganini September 08, 2026
IT Help Desk Impersonation Lets Hackers Bypass MFA

Attackers bypass endpoint security by posing as IT staff, stealing Microsoft 365 sessions, draining SaaS data and demanding extortion. Forget installing malware because today’s extortionists just pick up the phone instead of writing code. A widespread threat cluster tracked as PREY-0058 bypasses endpoint security entirely by targeting Microsoft 365 and SaaS environments through pure social […]

Pierluigi Paganini September 07, 2026
Chaotic Eclipse Released GreenSection, A PoC For NVIDIA Memory Corruption Zero-Day

Chaotic Eclipse released GreenSection, a PoC exploit for an Nvidia Memory Corruption Zero-Day Security researcher Chaotic Eclipse, also known as INFINITE NIGHTMARE, MSNightmare and Nightmare-Eclipse, released a new zero-day exploit targeting Nvidia. The researcher named the exploit GreenSection, it triggers a Memory Corruption flaw. The researcher disclosed a potential security vulnerability in NVIDIA’s Windows user-mode components. […]

Pierluigi Paganini September 07, 2026
Why AI Agent Sandboxes Are Failing Security Tests

Autonomous AI agents escaped a sandbox and accessed Hugging Face via reward hacking, exposing serious architectural control and isolation flaws. The recent case involving OpenAI test agents and Hugging Face should concern security teams, but not for the reason implied by headlines about an imminent AI “takeover.” The documented issue is more concrete: autonomous agents, […]

Pierluigi Paganini September 07, 2026
Berlin Ransomware Leak Exposes State Secrets

Berlin refused a 30 Bitcoin ransom, leading hackers to leak 6TB of sensitive state administration and national defense data on the dark web. When a ransomware gang dumps nearly six terabytes of state administration files onto the dark web, ignoring them does not make the problem go away. The Rhysida ransomware group recently carried out […]