Latest Cybersecurity News and Articles

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GPUBreach: Root Shell Access Achieved via GPU Rowhammer Attack 

Researchers have demonstrated that GPU Rowhammer attacks can be used to escalate privileges. The post GPUBreach: Root Shell Access Achieved via GPU Rowhammer Attack  appeared first on SecurityWeek.

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The Hidden Cost of Recurring Credential Incidents

When talking about credential security, the focus usually lands on breach prevention. This makes sense when IBM’s 2025 Cost of a Data Breach Report puts the average cost of a breach at $4.4 million. Avoiding even one major incident is enough to justify most security investments, but that headline figure obscures the more persistent problems caused by recurring credential

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Medusa Ransomware Fast to Exploit Vulnerabilities, Breached Systems

The group is using zero-days, quickly weaponizes fresh bugs, and exfiltrates and encrypts data within days of initial access. The post Medusa Ransomware Fast to Exploit Vulnerabilities, Breached Systems appeared first on SecurityWeek.

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German Police Unmask REvil Ransomware Leader

Shchukin is accused of extorting more than $2 million as the head of the GandCrab and REvil ransomware operations. The post German Police Unmask REvil Ransomware Leader appeared first on SecurityWeek.

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New GPUBreach Attack Enables Full CPU Privilege Escalation via GDDR6 Bit-Flips

New academic research has identified multiple RowHammer attacks against high-performance graphics processing units (GPUs) that could be exploited to escalate privileges and, in some cases, even take full control of a host. The efforts have been codenamed GPUBreach, GDDRHammer, and GeForge. GPUBreach goes a step further than GPUHammer, demonstrating for the first time that

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White House Seeks to Slash CISA Funding by $707 Million

The Trump administration says the FY2027 budget refocuses CISA on its core mission: protecting federal agencies and critical infrastructure. The post White House Seeks to Slash CISA Funding by $707 Million appeared first on SecurityWeek.

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China-Linked Storm-1175 Exploits Zero-Days to Rapidly Deploy Medusa Ransomware

A China-based threat actor known for deploying Medusa ransomware has been linked to the weaponization of a combination of zero-day and N-day vulnerabilities to orchestrate "high-velocity" attacks and break into susceptible internet-facing systems. "The threat actor's high operational tempo and proficiency in identifying exposed perimeter assets have proven successful, with recent

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Wynn Resorts Says 21,000 Employees Affected by ShinyHunters Hack

The high-end casino and hotel operator has likely paid a ransom to avoid a data leak. The post Wynn Resorts Says 21,000 Employees Affected by ShinyHunters Hack appeared first on SecurityWeek.

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Flowise AI Agent Builder Under Active CVSS 10.0 RCE Exploitation; 12,000+ Instances Exposed

Threat actors are exploiting a maximum-severity security flaw in Flowise, an open-source artificial intelligence (AI) platform, according to new findings from VulnCheck. The vulnerability in question is CVE-2025-59528 (CVSS score: 10.0), a code injection vulnerability that could result in remote code execution. "The CustomMCP node allows users to input configuration settings for connecting

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New Trump Administration Budget Cuts $707M from CISA Funding

The White House plans to cut $707M from CISA funding. 

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Iran-Linked Password-Spraying Campaign Targets 300+ Israeli Microsoft 365 Organizations

An Iran-nexus threat actor is suspected to be behind a password-spraying campaign targeting Microsoft 365 environments in Israel and the U.A.E. amid ongoing conflict in the Middle East. The activity, assessed to be ongoing, was carried out in three distinct attack waves that took place on March 3, March 13, and March 23, 2026, per Check Point. "The campaign is primarily

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DPRK-Linked Hackers Use GitHub as C2 in Multi-Stage Attacks Targeting South Korea

Threat actors likely associated with the Democratic People's Republic of Korea (DPRK) have been observed using GitHub as command-and-control (C2) infrastructure in multi-stage attacks targeting organizations in South Korea. The attack chain, per Fortinet FortiGuard Labs, involves obfuscated Windows shortcut (LNK) files acting as the starting point to drop a decoy PDF

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Google DeepMind Researchers Map Web Attacks Against AI Agents

Malicious web content can be used to manipulate, deceive, and exploit autonomous AI agents navigating the internet, Google DeepMind researchers show. The researchers have identified six types of attacks against AI agents that can be mounted via web content to inject malicious context and trigger unexpected behavior. Web content, they explain in a research paper, […] The post Google DeepMind Researchers Map Web Attacks Against AI Agents appeared first on SecurityWeek.

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Breach of FBI Surveillance System Considered a “Major Incident,” Security Experts Weigh In

Security leaders discuss this breach and share insights. 

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Multi-OS Cyberattacks: How SOCs Close a Critical Risk in 3 Steps

Your attack surface no longer lives on one operating system, and neither do the campaigns targeting it. In enterprise environments, attackers move across Windows endpoints, executive MacBooks, Linux infrastructure, and mobile devices, taking advantage of the fact that many SOC workflows are still fragmented by platform.  For security leaders, this creates a

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⚡ Weekly Recap: Axios Hack, Chrome 0-Day, Fortinet Exploits, Paragon Spyware and More

This week had real hits. The key software got tampered with. Active bugs showed up in the tools people use every day. Some attacks didn’t even need much effort because the path was already there. One weak spot now spreads wider than before. What starts small can reach a lot of systems fast. New bugs, faster use, less time to react. That’s this week. Read&

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This Is How They Tell Me The World Ends

This week in cybersecurity from the editors at Cybercrime Magazine Sausalito, Calif. – Apr. 6, 2026 – Watch the YouTube video In 2021, Nicole Perlroth wrote “This Is How They Tell Me the World Ends: The Cyberweapons Arms Race“, a New York Times Bestseller. The book won The post This Is How They Tell Me The World Ends appeared first on Cybercrime Magazine.

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How LiteLLM Turned Developer Machines Into Credential Vaults for Attackers

The most active piece of enterprise infrastructure in the company is the developer workstation. That laptop is where credentials are created, tested, cached, copied, and reused across services, bots, build tools, and now local AI agents. In March 2026, the TeamPCP threat actor proved just how valuable developer machines are. Their supply chain attack on

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Guardarian Users Targeted With Malicious Strapi NPM Packages

Hackers published 36 NPM packages posing as Strapi plugins to execute shells, escape containers, and harvest credentials. The post Guardarian Users Targeted With Malicious Strapi NPM Packages appeared first on SecurityWeek.

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North Korean Hackers Target High-Profile Node.js Maintainers

The threat actor behind the Axios supply chain attack has been aiming at other maintainers in its social engineering campaign. The post North Korean Hackers Target High-Profile Node.js Maintainers appeared first on SecurityWeek.