Latest Cybersecurity News and Articles

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Critical Cisco Nexus 9000 Flaw Lets Unauthenticated Remote Attackers Run Code as Root

Cisco has released patches to address a critical security flaw affecting 10 Silicon One-based Nexus 9000 switches that could allow an unauthenticated, remote attacker to execute code as root, alongside an IOS XR hardening release bundling 7 umbrella CVEs, 2 of which are rated 9.8, with no workaround for any IOS XR version. The Nexus vulnerability, tracked as CVE-2026-20212 (CVSS score: 9.8), is

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Manchester Airports Group Data on 8.8 Million People Leaked After Ransom Refusal

Hacker group published roughly 550GB of data after MAG reportedly refused to pay a ransom demand; the group says it gained access via exposed admin keys. The post Manchester Airports Group Data on 8.8 Million People Leaked After Ransom Refusal appeared first on SecurityWeek.

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BraZetsu Malware Turns Compromised Windows Hosts Into Criminal Marketplace Inventory

Cybersecurity researchers have disclosed details of a sophisticated Python-based Windows malware framework called BraZetsu that fuels an underground marketplace commercializing access to compromised hosts. "Unlike the standard infostealer model, BraZetsu is a comprehensive master toolkit that empowers Initial Access Brokers (IABs) by turning compromised systems into highly valuable commercial

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Capsule Security Launches ‘AI Circuit Breaker’ to Stop Rogue Agents

New models, trained using NVIDIA Nemotron 3 Ultra, aim to catch rogue agent behavior before it executes, without the latency of large-model review. The post Capsule Security Launches ‘AI Circuit Breaker’ to Stop Rogue Agents appeared first on SecurityWeek.

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Thomson Reuters Court Software Breach May Have Exposed SSNs and Sealed Data

Thomson Reuters disclosed on Wednesday that an unauthorized party obtained files from C-Track, the court case management platform sold by its West Publishing Corporation unit, in March 2026, affecting courts in 11 U.S. states, the U.S. Virgin Islands, and Ontario, Canada. West Publishing said it discovered the activity on June 30, 2026. A subset of court records could contain individuals' names

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HiddenLayer Raises $100 Million for AI Runtime Security

The Austin-based company will invest in agentic runtime security capabilities to secure AI coding agents. The post HiddenLayer Raises $100 Million for AI Runtime Security appeared first on SecurityWeek.

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AI Agent Firewall Startup AIR Security Emerges From Stealth With $50 Million

The startup’s firewall evaluates AI skills, plugins and MCP servers for malicious instructions, excessive permissions and software supply chain risks. The post AI Agent Firewall Startup AIR Security Emerges From Stealth With $50 Million appeared first on SecurityWeek.

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US Becomes Top Target in RMM Phishing Campaign Spanning 46 Countries

An RMM phishing campaign initially associated with Canadian targeting due to its use of Canada Revenue Agency (CRA) tax forms as lures has turned out to be part of a broader campaign spanning 46 countries. Around 45% of observed activity was associated with the United States, making it the campaign's top geographic target. ANY.RUN research connected 601 cases to the wider operation, which uses

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153 Million Driver License Images Offered on Dark Web

Cybercriminals are offering digital scans of US and Canadian driver’s licenses, likely stolen from IDScan.net. The post 153 Million Driver License Images Offered on Dark Web appeared first on SecurityWeek.

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Attackers Turn Trusted Node.js Runtime Into Malware Delivery Tool in Targeted Attacks

Threat actors are leveraging the trusted Node.js JavaScript runtime in multiple cyber attacks as a way to deploy malicious payloads. According to a new report published by the Symantec Threat Hunter Team today, the attack method has been put to use in attacks targeting government departments, technology companies, and hotels since February 2026. "The technique's appeal is that node.exe (the

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Over 3 Million WordPress Sites Affected by Migration Plugin Vulnerability

The high-severity SQL injection flaw (CVE-2026-19949) could allow unauthenticated attackers to achieve remote code execution. The post Over 3 Million WordPress Sites Affected by Migration Plugin Vulnerability appeared first on SecurityWeek.

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Shai-Hulud's Reach Just Grew to 469 Credential Locations. Here's What That Means

In early August, GitGuardian researchers found that a recent Shai-Hulud infostealer worm variant had evolved to scan for credentials across 469 locations across developer environments, Continuous Integration/Continuous Deployment (CI/CD) tooling, cloud configurations, and even AI tool configs. Earlier variants of the infostealer worm only checked 189 paths. The jump says a lot. Attackers have

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Cisco Warns of Unpatched Secure Email Flaws, Patches Critical Switch Vulnerabilities

Publicly disclosed S/MIME flaws could expose encrypted email content, while critical IOS XR and Nexus bugs could enable remote code execution and authentication bypass. The post Cisco Warns of Unpatched Secure Email Flaws, Patches Critical Switch Vulnerabilities appeared first on SecurityWeek.

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Pegasus Zero-Click Spyware Exploit Infects Serbian Student Movement Member's iPhone

The iPhone belonging to a member of Serbia's student protest movement was infected with NSO Group's Pegasus spyware, according to new findings from the Citizen Lab in collaboration with the SHARE Foundation. "Our analysis confirmed that an iMessage zero-click exploit was used to infect the device with NSO Group's Pegasus spyware," the Citizen Lab said. "We found high-confidence indicators of

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Researcher Releases FalconFlank PoC Showing Privilege Escalation in CrowdStrike Falcon

The security researcher known as Chaotic Eclipse (aka INFINITE NIGHTMARE, MSNightmare, and Nightmare-Eclipse) has dropped a new zero-day dubbed FalconFlank, a privilege escalation flaw impacting Crowdstrike Falcon. "FalconFlank is a 0day privilege escalation that abuses the office malicious macros remediation in CrowdStrike Falcon Sensor," the researcher said in a GitHub README file, adding

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CISA Adds Seven Exploited Flaws as Attackers Deploy Reverse Shells and Crypto Miners

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Wednesday added seven security flaws to its Known Exploited Vulnerabilities (KEV) catalog after they landed in attackers' crosshairs. The vulnerabilities are as follows - CVE-2026-83548 (CVSS score: 10.0) - A server-side request forgery vulnerability in SonicWall SMA 1000 Appliances that could allow a remote unauthenticated

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OpenLeash Adds a Human Check to Risky AI Agent Actions

The security tool intercepts potentially dangerous agent actions, blocking clear threats and requesting human approval when intent is uncertain. The post OpenLeash Adds a Human Check to Risky AI Agent Actions appeared first on SecurityWeek.

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Google, Anthropic, and OpenAI Unveil Cyber AI Models, Safeguards, and Access Programs

Google on Wednesday announced Gemini 3.8 Flash Cyber, which it described as its most capable cybersecurity model, and has made it available to a set of trusted defenders via a new initiative called the Fairwind Program. "The Fairwind Program gives high-priority defenders (like governments, healthcare providers, and telecommunications services) early access to advanced models that help them

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Fake Software Installers Disable Windows Update and Weaken Microsoft Defender

An active malware campaign is using bogus software-download websites to impersonate trusted vendors and distribute malicious installers. "The campaign has targeted users looking to download popular software and has resulted in compromises across multiple organizations and industries, primarily affecting China-based operations of multinational organizations and Chinese-speaking users," Microsoft

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UK Moves to Block High-Risk Tech Suppliers From Critical Infrastructure

Late amendments to the Cyber Security and Resilience Bill would give ministers new powers to restrict risky technology providers as supply chain attacks intensify. The post UK Moves to Block High-Risk Tech Suppliers From Critical Infrastructure appeared first on SecurityWeek.