Latest Cybersecurity News and Articles

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Lazarus Abuses South Korean Security Software to Deploy Malware Using Post-Quantum Encryption

The North Korea-linked Lazarus Group has been attributed to a cyber espionage campaign dubbed Operation FlashHole targeting at least three organizations in South Korea spanning the construction, software, and wire-communication equipment manufacturing sectors. According to Russian cybersecurity company Kaspersky, the campaign has been active since at least July 2025. It's assessed to pick up

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Risks Spelled Out for Anthropic Investors Include Possible Harms From Runaway AI

Anthropic presents its own initial public offering as a step toward mitigating the risks it believes AI poses. The post Risks Spelled Out for Anthropic Investors Include Possible Harms From Runaway AI appeared first on SecurityWeek.

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This is Fine: What NetScaler Zero-Days Tell Us About the New Normal

Keep your patch management pipelines primed in case another round of Citrix NetScaler patches get released soon. The post This is Fine: What NetScaler Zero-Days Tell Us About the New Normal appeared first on SecurityWeek.

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Dead Popcorn Time Updater Put Millions of Computers at Risk of Takeover

Running at system boot, it periodically polled the update domain to execute any code served, with full privileges. The post Dead Popcorn Time Updater Put Millions of Computers at Risk of Takeover appeared first on SecurityWeek.

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Australia Gets Into Amadey Malware Backend, Cuts Off Access to 180,000 Infected Computers

A criminal using the Amadey malware can no longer access or steal data from 180,000 infected computers around the world, including some in Australia, the Australian Signals Directorate (ASD) says. The agency's operators gained access to the criminal's operation's backend and cut it off from those computers. "The next steps that we took were to disconnect that Amadey controller from all those

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OpenAI Compaction Flaw Let Researchers Bypass Hidden Reasoning Protections

OpenAI's compaction feature, which shrinks a long conversation to save space, could be turned into a way to copy a model's hidden reasoning out in plain text, security firm Xint has shown. OpenAI's reasoning models work through a problem before answering, and the service normally returns only the raw reasoning as an encrypted item the user cannot read. The method got past

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Maritime Coalition Launches Free Vulnerability Database for Ship and Port Systems

Blue Initiative indexes nearly 30,000 IT and OT vulnerabilities relevant to ships and ports, 37 of them in maritime-specific products. The post Maritime Coalition Launches Free Vulnerability Database for Ship and Port Systems appeared first on SecurityWeek.

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Attackers Hijack Dahua IP Cameras in Ukraine Using P2P Access and Auth Weaknesses

The Computer Emergency Response Team of Ukraine (CERT-UA) has issued an alert warning of unauthorized remote access to video surveillance systems manufactured by Dahua. "Cases of compromising IP cameras and DVRs with access to the video stream, changing the device configuration and creating third-party accounts have been recorded," the State Special Communications Service of Ukraine (SSSCIP)

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CISA Confirms Active Exploitation of Two PHP2Shell Flaws Enabling Remote Code Execution

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Monday confirmed active exploitation of the recently patched PHP2Shell flaws by adding them to its Known Exploited Vulnerabilities (KEV) catalog. The PHP vulnerabilities, both rated 9.2 on the CVSS scoring system, facilitate unauthenticated remote code execution on affected deployments - CVE-2026-109618 - An out-of-memory

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Cybersecurity Issue Forces a Major New Mexico Hospital to Divert Patients and Close Clinics

The University of New Mexico Health System told people not to show up at its main hospital in Albuquerque and canceled appointments at more than 30 clinics. The post Cybersecurity Issue Forces a Major New Mexico Hospital to Divert Patients and Close Clinics appeared first on SecurityWeek.

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Anthropic Files for Potentially the Biggest IPO Ever as CEO Warns of Risk to Humanity From AI

A string of hacking incidents by rogue AI agents also has raised fears the technology will slip free of human control to carry out harmful, life-threatening tasks. The post Anthropic Files for Potentially the Biggest IPO Ever as CEO Warns of Risk to Humanity From AI appeared first on SecurityWeek.

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Hackers Infect 953 Online Stores With Scanner-Evading JavaScript, Mostly on Magento

An unknown threat actor has infected 953 online stores, most of them running Magento, as part of a long-running campaign active since July 2025. According to Dutch e-commerce security company Sansec, the activity is designed to add a small piece of code to the store's pages that, when visited by unsuspecting users, serves malicious JavaScript loader code through Magento CMS blocks. "When you

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PHP Issues Second Windows Security Update in Five Days to Fix Brotli Code Execution Flaw

PHP has rebuilt its official Windows packages for PHP 8.2 through 8.5 to fix CVE-2026-111497, a flaw in the Brotli compression library that the packages include. The flaw can let an attacker corrupt memory and potentially run code. PHP says the flaw can be reached through the cURL extension when the extension decompresses HTTP responses automatically. cURL leaves that off by default, but

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Attackers Use Microsoft Teams IT Support Scams to Deploy Malware and Ransomware

Cybersecurity researchers are calling attention to what they say is a "recurring social engineering pattern" across hundreds of cases in which threat actors use Microsoft Teams' external chat creation feature to conduct impersonation scams or to deliver malware. "A consistent pattern of attacker behavior has emerged across these incidents: the use of the same throwaway tenants, the same 'IT

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Industrial Vendors Check Products for PHP2Shell Vulnerabilities

Siemens, Schneider Electric, ABB and others have confirmed that some of their products are affected by the PHP2Shell vulnerabilities. The post Industrial Vendors Check Products for PHP2Shell Vulnerabilities appeared first on SecurityWeek.

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Genesys Hack Exposes Customer Data From Internal Systems

The Genesys Cloud, Genesys Engage, and Genesys Engage Cloud platforms were not affected. The post Genesys Hack Exposes Customer Data From Internal Systems appeared first on SecurityWeek.

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Stolen AI Reasoning Could Help China Build Cheaper Rivals

Xint says a flaw in OpenAI’s compaction process let researchers move reasoning traces between models, potentially making it cheaper to distill a rival AI. The post Stolen AI Reasoning Could Help China Build Cheaper Rivals appeared first on SecurityWeek.

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⚡ Weekly Recap: This2Shell, That2Shell, Everything's an RCE? Rogue AI, Supply Chain Chaos and More

This2Shell, That2Shell, Everything2Shell. That's pretty much how the last week went. Critical bugs that let attackers run code remotely are showing up everywhere. Hackers are scanning for targets, some flaws are already being used in attacks, and security teams have more urgent patches than they can keep up with. And that's not even the full story. A leaked key led to a software supply-chain

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PHP2Shell Exploitation Moves From Probes to Working Shells 

Attackers successfully exploited the PHP2Shell flaws against honeypots, launching 35 shells from two IP addresses on October 24. The post PHP2Shell Exploitation Moves From Probes to Working Shells  appeared first on SecurityWeek.

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953 Online Stores Infected in Long-Lasting Malware Campaign

Small loader code injected into the stores served a payload to visitors or did nothing to avoid detection. The post 953 Online Stores Infected in Long-Lasting Malware Campaign appeared first on SecurityWeek.