Flare researchers analyzed thousands of underground posts to examine how the BTMOB Android malware operation evolved into a fragmented ecosystem of resellers, source-code vendors, custom versions, and competing sales channels. [...]

OpenAI has revealed Astra, an unreleased model designed to tackle complex, long-running tasks, after an internal version produced ten significant advances in mathematics and theoretical computer science. [...]

A vulnerability in COLDCARD hardware wallet firmware allowed attackers to steal an estimated $88.6 million in Bitcoin from thousands of wallets whose seeds were generated using a flawed random number generator. [...]

Google is preparing a new Chrome security feature that would block policy-installed extensions from hijacking the New Tab page or changing the default search engine. [...]

A critical vulnerability in the Active Storage framework can allow an unauthenticated attacker to read arbitrary files from a Rails application, and potentially escalate to remote code execution (RCE). [...]

Pharmaceutical company Amgen says it suffered a data breach after threat actors stole corporate data and patient information stored in multiple cloud systems operated by third-party service providers. [...]

The Arch Linux project has temporarily disabled adoption of Arch User Repository (AUR) packages after a surge in malicious takeovers of existing packages. [...]

Online advertising firm Adform suffered a supply-chain attack that delivered cryptocurrency-stealing scripts to websites using its ad platform, replacing wallet addresses copied to visitors' clipboards with ones controlled by an attacker. [...]

OpenAI says it has reduced the price of two GPT-5.6 models, cutting Luna's API price by 80% and Terra's by 20% as it works to make its models more efficient. [...]

A Chinese-speaking threat actor is using the DeepSeek AI model and the open-source Hermes Agent to conduct autonomous cyberattacks on exposed servers with limited human involvement. [...]

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) is warning of a significant increase in attacks targeting internet-exposed programmable logic controllers (PLCs) in the water and wastewater systems sector. [...]

Attackers are adapting established techniques to AI platforms, emerging technologies, and changing user behavior. ESET's new threat report examines the rise of malicious AI skills, AI-assisted malware, ClickFix attacks, record quishing activity, and ransomware tools designed to disable security software. [...]

One of Anthropic's Claude models built and uploaded a malicious Python package to PyPI during a botched security evaluation, where it ran on 15 real systems and stole credentials from a security vendor. It was one of three incidents affecting real companies. [...]

South Korea's Personal Information Protection Commission (PIPC) has fined telecommunications giant KT Corporation KRW 53.979 billion ($39 million) over data protection violations. [...]

JetBrains is warning of a critical authentication bypass vulnerability affecting TeamCity On-Premises that could be exploited to achieve remote code execution. [...]

Amazon linked multiple high-profile open-source software supply chain attacks targeting the Node Package Manager (npm) ecosystem to North Korean hackers. [...]

Broadcom has released security updates to fix five vulnerabilities in VMware vCenter, ESX, Workstation, and Fusion, including three critical flaws that allow attackers to bypass authentication, execute arbitrary code, or escape from a virtual machine to the host. [...]

Google says artificial intelligence is dramatically increasing the number of security vulnerabilities it can find and fix in Chrome, with more than 1,000 security bugs patched across the browser's two most recent releases as it expands its use of AI. [...]

Residential security company Brinks Home has disclosed that hackers breached some of its systems and are threatening to leak allegedly stolen data. [...]

Threat actors are impersonating IT support staff in Microsoft Teams calls to gain remote access to corporate devices and deploy Chaos ransomware in attacks targeting North American organizations. [...]

American semiconductor company Analog Devices announced that an unauthorized party accessed some of its systems and exfiltrated certain files. [...]

Attackers rarely stop after gaining initial access. Huntress analyzes a real-world intrusion to show how threat actors establish persistence, disable defenses, and reshape compromised systems, and why defenders must investigate the original entry point rather than simply remove the malware. [...]

The Russian state-sponsored hacking group Laundry Bear, also known as Void Blizzard, is exploiting an Exchange Outlook Web Access vulnerability in email campaigns to deliver a sophisticated backdoor called OWAReaper. [...]

Cisco is warning that a high-severity Secure Firewall Management Center (FMC) static credential vulnerability, tracked as CVE-2026-20316, was actively exploited in zero-day attacks to gain unauthorized access to vulnerable devices. [...]

[...]

Health-ISAC is warning healthcare and medical technology organizations of an observed increase in successful attacks by ShinyHunters, which are using social engineering to compromise single sign-on accounts and steal data from cloud services. [...]

In a new update, OpenAI says its AI models also used publicly exposed credentials to compromise accounts on four third-party services during the recent attack on Hugging Face, expanding the scope of the four-day security incident to other organizations. [...]

The Minnesota IT Services (MNIT) agency activated its cybersecurity incident response capabilities across the entire state after hackers targeted more than 30 community water systems in "a coordinated cyberattack." [...]

AI agents are designed to improvise as they complete tasks, making broad permissions a growing security risk. Token Security explains why identity, intent-based access controls, and least privilege are becoming the foundation for securing agentic AI. [...]

​​Microsoft has released the KB5101684 preview cumulative update for Windows 11 24H2 and 25H2, which 42 bug fixes and additional feature improvements for the operating system. [...]