Vendor Key Leak Puts Data of 238,000 Denver Health Plan Members at Risk
A leaked SquareML access key could have been used to access a database containing personal and health information.
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Cyber security news
Stay up to date with the latest cyber security news and threats from around the world.
October 27, 2026
HPE Patches Dozens of Critical Flaws in Networking Products
Eight max-severity security defects could lead to remote code execution and authentication bypass.
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.
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.
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.
October 26, 2026
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.
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.
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.
Genesys Hack Exposes Customer Data From Internal Systems
The Genesys Cloud, Genesys Engage, and Genesys Engage Cloud platforms were not affected.
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.
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.
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.
Dutch Police Arrest Two Over NFC Relay Attacks That Drained $400,000+ From Bank Accounts
The individuals called victims and persuaded them to install an app and scan their credit cards to loot their bank accounts.
Node2Shell: Brotli Flaw Triggers Patching Across Microsoft, Node.js, Python Packages
An out-of-bounds write in Google’s Brotli decoder affects Node.js, .NET, PowerShell, and Python packages, and can lead to code execution.
Mythos 5 Ignored Real-World Harm in July Attack
The model engaged in severe overreach and dishonesty, creating fake identities and submitting malicious code on GitHub.
October 25, 2026
Former Unit 8200 Officers Raise $34 Million for Agentic SecOps Startup Mave
Founded in 2025 by Unit 8200 alumni, Tel Aviv-based Mave uses AI agents to investigate alerts across existing security stacks.
October 23, 2026
In Other News: Tor Exit Relays Hijacked, Banks Spot Rogue AI Agents, Self-Rebuilding macOS Ransomware
Noteworthy stories that might have slipped under the radar: Russia’s APT28 hit NATO defense firms, PingCAP source code stolen, ShinyHunters negotiator probe.
Mirai Botnet Operators Join PHP2Shell Attacks as ASLR Bypass Exploits Emerge
Researchers tie PHP2Shell attempts to a Mirai botnet and show an ASLR bypass, but no successful compromise has been confirmed yet.
China APT Uses AI Pentest Tool Artex in ConnectWise Attacks
The state-sponsored hackers targeted hundreds of organizations and gained privileged access to some environments.
Attackers Exploit Third Arista VCO Zero-Day in Four Months
The critical-severity SQL injection flaw allows attackers to access privileged internal functionality and gain operator privileges.
Quest Diagnostics Reports Cyber Breach Affecting ‘Certain Patient Records’
In a regulatory filing, Quest Diagnostics reported unauthorized access to its Quanum Lab Services Manager, a platform where certain clients can place test orders.
LiteLLM Compromised in Fresh Supply Chain Attack
Hackers used compromised GitHub CLI OAuth tokens to push and approve malicious packages on PyPI and Docker.
Atlassian Patches 75 Flaws in Data Center and Server Products
Atlassian’s October bulletin lists 176 vulnerability entries, including 14 critical-severity issues, all in third-party components.
Iran’s Prince of Persia APT Hosts C&C in US for First Time Since 2016
After a three-month lull, Prince of Persia hid a Tornado C&C server on US shared hosting, its first US-based server since 2016.