Cybersecurity
Windows 11 KB5121003 & KB5120240 cumulative updates released
Microsoft has released Windows 11 KB5121003 and KB5120240 cumulative updates for versions 25H2/24H2 and 23H2 to fix security vulnerabilities, bugs, and add new features. [...]
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…
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 operat…
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. "Bu…
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, …
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 …
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 comp…
Researchers Turn USB Auto-Install Into a Full SYSTEM Takeover on Windows 11
Windows Plug and Play can be abused to fetch signed vendor software for an emulated USB device and execute privileged installation components that researchers chained to SYSTEM ac…
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 obviou…
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 wor…
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 …
BdThemes Supply Chain Attack Poisons JSON to Create Rogue WordPress Admins
Cybersecurity researchers have warned of a supply chain compromise impacting WordPress plugin vendor BdThemes, prompting the content management systems (CMS) platform's plugins te…
China-Linked Hackers Deploy New StormEncryptor Ransomware, Likely via N-central Flaw
Microsoft has disclosed that Storm-1175, a financially motivated threat actor linked to China, has deployed a previously undocumented ransomware strain called StormEncryptor. The …
⚡ Weekly Recap: AI Goes Rogue, Metabase 0-Day, MCP Supply-Chain Attacks, and Router Backdoors
A lot of security problems still begin with someone doing a completely normal thing. Cloning a repo. Answering a call. Leaving a box exposed. Trusting the default. That pretty muc…
Kimsuky Builds Offline AI Stack to Boost Phishing and Automate Malware Development
North Korea's state hackers are no longer content to type prompts into public chatbots. One of the country's main espionage groups has begun running artificial intelligence (AI) o…
New Passkey Attacks Can Recover Synced Private Keys or Bypass Phishing-Resistant MFA
Three separate research efforts last week demonstrated ways to defeat passkey protections without breaking the cryptography they rest on. Passkeys are designed to replace reusable…
Shipping 10–50× More Code? Watch This Webinar on Securing AI-Speed Development
AI is helping development teams produce far more code, far faster. But security teams still have to review vulnerabilities, manage dependencies, prioritize fixes, and control risk…
TrueConf Server Flaws Exploited to Replace Client Installers with PhantomCore
The threat actor known as Head Mare has been observed weaponizing security flaws in unpatched TrueConf servers once again in attacks targeting Russian companies spanning instrumen…
Solidity Pro VS Code Extensions Steal Crypto Wallets, API Keys, and Credentials
Cybersecurity researchers have flagged a malicious Microsoft Visual Studio Code (VS Code) extension named Solidity Pro ("solidity-pro") that has been observed delivering a browser…
OpenAI's Next AI Model Astra Shows Cyber Performance Strong Enough to Trigger Pause
OpenAI has announced that it's pausing some "internal activities" involving its upcoming artificial intelligence (AI) model Astra after an internal evaluation found it had made si…
Atlassian Rovo Can Be Tricked Into Sending Jira and Confluence Data to Attackers
Attacker-controlled instructions can make Atlassian's Rovo assistant collect Jira or Confluence data that a signed-in user can access, then send it to an outside server. Two secur…
New CSS Attacks Can Break Webmail Defenses to Steal Passwords and Tokens
New research shows content inside an email can escape its message boundary and interfere with the webmail interface. Across attack chains spanning Outlook, Gmail, Fastmail, Proton…
Metabase Zero-Day Exploited in Wild Allows Admin Access Without Authentication
Metabase has warned that a maximum-severity security flaw impacting its business intelligence and data visualization software package has been exploited in the wild as a zero-day.…
N-able Issues N-central Hotfix 2 as Attackers Reach Managed Systems and Persist
N-able has released a fresh round of hotfixes for N‑central as part of its investigation into ongoing exploitation of a recently disclosed security flaw in the Remote Monitoring a…