The day's cybersecurity headlines from public sources, in one place. Search them, filter by theme or CVE, or show only vulnerabilities CISA has confirmed are being exploited. Every headline links to the original.
For my own read on what the news means for your business, see Insights.
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Cyberattack disrupts blood storage refrigeration systems in France
France's national blood service has confirmed that a cyberattack targeting a refrigeration equipment provider raised temperature and defrost settings at three of its facilities, threatening stored blood products. [...]
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Debian and Ubuntu APT Flaw Lets MitM Attackers Swap Verified Packages and Run Code as Root
A flaw in APT, the package manager for Debian and Ubuntu, allows an attacker who can modify package downloads to swap a checked package for their own. The attacker's code then runs as root, according to advisories that Debian, Ubuntu, and APT's developers published on November 4. The attack needs…
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SonicWall Won't Patch EoL GMS Flaws That Could Expose Files, Alter Database Records
SonicWall has warned of two vulnerabilities impacting end-of-life Global Management System (GMS) systems that it said will not be patched. Details of the security flaws, which affect SonicWall GMS 9.5.2 and earlier versions, are below - CVE-2026-109593 (CVSS score: 9.1) - An unauthenticated file…
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NIKKE PC game launcher hacked to spread remote access, data-stealing malware
The developers of Goddess of Victory: NIKKE have confirmed that hackers tampered with the game's PC launcher scripts in a supply-chain attack, distributing malware capable of stealing credentials and cryptocurrency wallet data. [...]
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Google, Partners Disrupts 1.3 Million-Device-Strong XCPE Botnet
Google alleges that Android device manufacturer Videostrong ran the operation, which infected set-top boxes and IoT devices with a backdoor to create infrastructure for criminal activity.
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Attacker abuses Microsoft Entra ID to target downstream MSP clients
The campaign uses valid credentials to gain access to organizations across various sectors.
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Ukrainian news outlet Kyiv Independent hit by suspected Russian cyberattack
A suspected Russian cyberattack disrupted the website of The Kyiv Independent, one of Ukraine’s leading English-language news outlets.
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Researchers Uncover Prompt Adware Hidden in OpenAI Codex Jailbreak Toolkit
Cybersecurity researchers have disclosed details of an OpenAI Codex jailbreak bundle that's designed to modify an artificial intelligence (AI) agent's trusted instructions to insert advertisements for a third-party AI gateway. The phenomenon has been codenamed prompt adware by Check Point…
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mSecure password manager hack prompts password reset warnings
mSeven Software is warning current and former mSecure password manager customers to change passwords, reset two-factor authentication, and remove passkeys following a cyberattack that reportedly exposed an encrypted customer database. [...]
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Companies spending more on cybersecurity but still struggling with AI oversight
Shadow AI remains a persistent problem, even as IT and security budgets grow, according to a new report.
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Google Calendar phishing campaign hijacks sessions, bypasses MFA
A phishing campaign used Google Calendar invites, trusted redirects, and fake login pages to hijack corporate Google sessions and bypass MFA protections. Material Security examines how Operation CloudFire tracked the attacks, blocked malicious messages, and helped take down nearly 900 domains used…
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SonicWall warns of unpatched flaws in end-of-life GMS software
SonicWall warned customers of two security flaws affecting end-of-life Global Management System (GMS) systems that will not be patched. [...]
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Cycurion Habit verifies threats and validates fixes before closing cases
Cycurion has launched Habit, an AI-driven security operations center (SOC) built to identify threats before they disrupt operations. The launch also marks Cycurion’s repositioning as a predictive cybersecurity company, built around a newly assembled team of former U.S. Intelligence Community and…
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Russian hackers target iOS and Android users with n-day exploits
Russia’s APT29 has been using compromised websites, lookalike domains and a hijacked web analytics service to target iOS and Android users with exploits for patched flaws and steal their cookies, messages and Wi-Fi passwords, according to Sekoia. APT29 watering holes target mobile devices with…
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Sysdig Adds Runtime Security and Governance for AI Agents
Sysdig’s platform uses runtime visibility to track AI agent actions and block risky behavior before it reaches production systems.
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Descope Envoy brings AI agent authentication to consumer apps
Descope has announced Envoy, a set of capabilities that gives personal AI agents a delegated sign-in path alongside a consumer app’s existing authentication flows. Consumer companies can now accept agents as first-class users—with their own identities, permissions, and approval flows—without…
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APT29-Linked Hackers Hijack Web Analytics Script to Deliver iOS and Android Exploits
The Russia-linked threat actor known as APT29 is said to be behind a large-scale watering hole campaign targeting iOS and Android users through compromised websites, fake domains, and a supply chain attack involving a Ukrainian web analytics service called Plerdy SEO Tracker. "The injected…
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Barracuda ESG Authentication Bypass Flaw Opens Path to Root
An authentication bypass and a command injection flaw can be chained for root access on Barracuda’s Email Security Gateway appliances.
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BlueFlag Security adds controls for AI agents working under developer identities
BlueFlag Security has expanded AI Agent Governance that fully maps the access, behavior and oversight of both approved and shadow AI agents, including options for automated risk remediation. Activated within BlueFlag’s pioneering platform, customers can now govern all aspects of AI agents and…
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Incidents Move Too Fast for Pen & Paper
Organizations may not be ready for completely autonomous communication processes, but there are places where automating information updates would alleviate pressure.
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Citrix expands oversight of autonomous browsing and AI agent activity
Citrix has announced new capabilities across Citrix SecurSpaces, Citrix SecurAccess and Citrix Platform Flex designed to help organizations securely deploy AI agents, govern AI-powered work and scale adoption across the enterprise. These updates include an expansion of Citrix SecurSpaces to a…
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Agentic Data Security Firm Sentra Raises $150 Million
The company will invest in agentic data security capabilities and expand its go-to-market organization.
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Live Q&A: CISSP exam prep with ISC2 experts
Join ISC2 on November 6, 2026 at 7:00pm CET for a live Q&A about the CISSP exam. A panel of experts will answer your questions, explain what it takes to earn the certification, and walk through the exam domains. You’ll also learn about self-study resources and training options to help you prepare…
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Cyberattack wipes cloud data at major Russian hosting provider Beget
A major Russian web hosting provider is struggling to restore its services after a cyberattack destroyed data across its cloud infrastructure and disrupted hundreds of websites.
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French blood service hit by Europe-wide cyberattacks on refrigeration
Temperature controls were altered at three of France’s national blood service sites this week amid a wave of cyberattacks affecting refrigeration systems across Europe.