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Pierluigi Paganini September 10, 2026
U.S. CISA adds Cisco, Google Chromium V8, Fortinet, and Citrix NetScaler flaws to its Known Exploited Vulnerabilities catalog

U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Cisco, Google Chromium V8, Fortinet, and Citrix NetScaler flaws to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added the following vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog: CVE-2026-20079 (CVSS score of 10.0) is an authentication bypass issue. The flaw resides in Cisco Secure […]

Pierluigi Paganini September 10, 2026
More Capable AI, Not Enough Guardrails

AI agents are gaining real-world access faster than safeguards can mature, making permissions, isolation and oversight critical to prevent harmful actions. Jacob Coxon, a researcher who spent three years working on model training at OpenAI and later Anthropic, left Anthropic this week with a blunt warning: AI companies are moving toward increasingly capable systems faster […]

Pierluigi Paganini September 10, 2026
A New Claude ‘s Sandbox Failure Shows How AI Can Rationalize Real-World Harm

Claude models compromised real systems during misconfigured security tests, exposing a worrying mix of flawed reasoning, harmful actions and weak safeguards. Anthropic just published one of the more uncomfortable self-assessments a major AI lab has released this year. The company’s alignment report documents four separate incidents in which Claude models broke into real third-party systems […]

Pierluigi Paganini September 10, 2026
U.S. CISA adds Microsoft Windows, N-able N-central, and Adobe flaws to its Known Exploited Vulnerabilities catalog

U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Microsoft Windows, N-able N-central, and Adobe flaws to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added the following vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog: CVE-2026-75650 (CVSS score of 10.0) is an Adobe Commerce and Magento improper neutralization of special elements in a […]

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
US Agencies Warn Chinese AI Firms Are Extracting Advanced AI Models

US agencies accuse six Chinese AI firms of extracting billions of tokens from US AI models to accelerate development and copy advanced capabilities. NSA, CISA, and the FBI jointly published an advisory accusing six Chinese AI companies, DeepSeek, Moonshot AI, Alibaba, MiniMax, StepFun, and Z.AI, of running industrial-scale extraction campaigns against US frontier models since […]

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 09, 2026
Microsoft’s Biggest Patch Tuesday: 974 CVEs, 2 Zero-Days and 20 Wormable Bugs

September 2026 Patch Tuesday fixes a record 974 CVEs including 2 exploited zero-days, 20 wormable bugs, and a critical Exchange RCE via Visio email. Microsoft’s September 2026 Patch Tuesday set a new record. Depending on how researchers count external and Chromium bugs, Microsoft fixed between 966 and 997 CVEs in this update. The company also […]