Researchers Disclose AI-Assisted SharePoint Exploit Chain Reaching Unauthenticated RCE

Security researchers found a way to enter Microsoft SharePoint servers as any user, including an administrator, with no valid account. A significant part of the work that found it was done through an AI agent.

The flaw, tracked as CVE-2026-55040&… Continue reading Researchers Disclose AI-Assisted SharePoint Exploit Chain Reaching Unauthenticated RCE→

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DeadLock Ransomware Uses Polygon Smart Contracts to Make Extortion Infra Harder to Disrupt

The ransomware group known as DeadLock has been observed using decentralized infrastructure to facilitate victim communications and data leak operations in a bid to improve operational resilience.

“Its recovery ecosystem combines the Session messaging… Continue reading DeadLock Ransomware Uses Polygon Smart Contracts to Make Extortion Infra Harder to Disrupt→

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OpenAI Launches GPT-5.6-Cyber with Reduced Safeguards for Exploit Development

OpenAI on Monday unveiled a new cybersecurity-focused model called GPT‑5.6‑Cyber that it said is focused on vulnerability research, penetration testing, and incident response.

“Built on GPT‑5.6 Sol, it is trained to improve capabilities on several spe… Continue reading OpenAI Launches GPT-5.6-Cyber with Reduced Safeguards for Exploit Development→

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A Malicious SIM Card Can Run Attacker Code Inside the Modems Behind Cellular IoT Devices

A malicious SIM card can order the device it sits in to run commands of the attacker’s choosing. On the cellular modules built into electric-vehicle chargers, industrial routers, and car telematics units, that is enough to take the whole device over.

… Continue reading A Malicious SIM Card Can Run Attacker Code Inside the Modems Behind Cellular IoT Devices→

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Mozilla Revokes Firefox and Thunderbird Linux Signing Key After Key Lands in Private Repo

Mozilla has scrapped the cryptographic key behind Firefox and Thunderbird downloads for Linux after an unencrypted copy of it was committed by mistake to one of the company’s own private code repositories.

That key is how a user, or a Linux distributi… Continue reading Mozilla Revokes Firefox and Thunderbird Linux Signing Key After Key Lands in Private Repo→

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Researchers Built a Fake Crypto Startup and Hired Three Suspected North Korean IT Workers

Security researchers invented a cryptocurrency startup, advertised developer jobs, and hired three people they believe were North Korean operatives. Every virtual machine the company issued was recording.

The onboarding paperwork is the part hiring te… Continue reading Researchers Built a Fake Crypto Startup and Hired Three Suspected North Korean IT Workers→

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Malicious MCP Servers Can Split Instructions to Make AI Coding Agents Exfiltrate Secrets

A malicious tool server connected to an AI coding assistant can quietly walk off with SSH keys, environment secrets, source code, and customer data without ever sending one obviously harmful instruction.

The trick can work even after a blunt version o… Continue reading Malicious MCP Servers Can Split Instructions to Make AI Coding Agents Exfiltrate Secrets→

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Gunra Ransomware Exploits Fortinet and Schneider Electric Flaws to Breach Networks

Cybersecurity and intelligence agencies from South Korea and the U.S. warned of Gunra ransomware attacks targeting critical infrastructure sectors and organizations across the world.

Targets of these attacks include healthcare and public health, finan… Continue reading Gunra Ransomware Exploits Fortinet and Schneider Electric Flaws to Breach Networks→

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Hackers Breach Polish Power Plant Controls via Private Cellular Network and Shut Turbine

Attackers shut down a steam turbine and the process-water treatment system at a Polish combined heat and power plant by coming in over the private cellular network the local grid operator uses to reach remote equipment.

The plant supplies heat to roug… Continue reading Hackers Breach Polish Power Plant Controls via Private Cellular Network and Shut Turbine→

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