Hackers used an Adobe Reader zero-day for months. Researcher Haifei Li found a malicious PDF and asks the community to help analyze it. Hackers used an Adobe Reader zero-day for months to deliver a sophisticated PDF exploit. Cybersecurity researcher Haifei Li, founder of Expmon, discovered the malicious file and warned the community. On March 26, […]
Masjesu is a stealthy DDoS-for-hire botnet targeting IoT devices, active since 2023 and designed to stay hidden by avoiding high-profile networks. Masjesu is a stealthy botnet active since 2023, advertised as a DDoS-for-hire service. It targets IoT devices like routers and gateways, spanning multiple architectures. Designed for persistence, it executes carefully, avoiding high-profile IP ranges […]
A hacker allegedly stole 10+ PB of sensitive military and aerospace data from China’s National Supercomputing Center, risking national security. A massive alleged breach has hit China’s National Supercomputing Center (NSCC) in Tianjin. A hacker claims to have exfiltrated over 10 petabytes of highly sensitive data, including military, aerospace, and missile-related information. The facility supports […]
Exposed ICS devices and insecure protocols like Modbus increase risks to critical infrastructure, enabling disruption, data access, and potential sabotage. Malware targeting industrial control systems (ICS) poses a serious risk to critical infrastructure, with threats like Stuxnet, Industroyer, Triton, Havex, and BlackEnergy already demonstrating the ability to disrupt operations, cause outages, and even inflict physical […]
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds a flaw in Ivanti EPMM to its Known Exploited Vulnerabilities catalog The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added a flaw in Ivanti EPMM, tracked as CVE-2026-1340 (CVSS score of 9.8), to its Known Exploited Vulnerabilities (KEV) catalog. The critical vulnerability is a code injection in Ivanti Endpoint Manager Mobile […]
APT28 targets Ukraine and allies with PRISMEX malware, using stealthy techniques for espionage and command-and-control. Russia-linked group APT28 (aka UAC-0001, aka Fancy Bear, Pawn Storm, Sofacy Group, Sednit, BlueDelta, and STRONTIUM) is running a spear-phishing campaign against Ukraine and its allies, deploying a new malware suite called PRISMEX. Active since September 2025, the campaign uses advanced stealth techniques like steganography and […]
Anthropic unveiled Claude Mythos, a powerful AI for cybersecurity that could also be misused to enhance cyberattacks. Anthropic has unveiled Claude Mythos, a new AI model designed to strengthen cybersecurity through Project Glasswing, aiming to secure critical software before it can be abused. Interest in Mythos grew after a leak of nearly 3,000 internal files […]
U.S. agencies warn Iran-linked threat actors are targeting internet-exposed PLCs used in critical infrastructure networks. U.S. agencies, including the FBI and CISA, warn that Iran-linked hackers are targeting internet-exposed Rockwell/Allen-Bradley PLCs used in critical infrastructure. The agencies published a joint advisory involving multiple federal organizations. “Iran-affiliated advanced persistent threat (APT) actors are conducting exploitation activity […]
Attackers are exploiting a critical Flowise flaw, tracked as CVE-2025-59528 (CVSS score of 10), that lets them run malicious code and access systems due to poor validation of user-supplied JavaScript. Attackers are actively exploiting a critical vulnerability in Flowise, tracked as CVE-2025-59528, that allows remote code execution and file system access. The flaw stems from improper validation […]
China-based actor Storm-1175 runs fast ransomware attacks, exploiting new flaws to breach systems and quickly deploy Medusa ransomware. China-based actor Storm-1175 carries out fast, financially driven ransomware attacks by exploiting newly disclosed vulnerabilities before organizations patch them. The group targets exposed systems and quickly moves from initial access to data theft and Medusa ransomware deployment, […]