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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Protecting OT, IoT and medical devices without disrupting operations
A smarter OT security strategy starts with visibility, context and prioritization.
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Polymarket Returns $3.9 Million to Traders as DebugBear Cites DNS Hijack
DebugBear says its DNS records were compromised via its domain registrar, and early findings show a single customer was targeted.
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FBI Flags Over 600 Addresses Tied to North Korea’s Binance Heist
The FBI has officially pinned the $6 billion Binance hack on North Korea’s TraderTraitor as the attackers launder the stolen crypto.
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Ivanti Patches Two More Zero-Days Exploited in Connect Secure Attack Chain
CISA has added CVE-2026-111357 and CVE-2026-118527 to its KEV catalog after the Ivanti VPN flaws were chained in zero-day attacks.
Also covered by BleepingComputer
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DeepSeek open-sources Super-Agent, a coding agent that watches team chats for work
Deepseek released a research prototype of dsh-superagent, a coding agent that does work on a GitHub repository for you. Who can ask for work The agent gets to work in two situations: an allowed user asks for something, or a rule your team wrote covers it. You can also open up a chat or GitHub…
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The first ten lines of a command policy for AI coding agents
In this Help Net Security interview, Vinay Thakker, CTO of KloudStax, explains how to set identity, credentials, and network limits for AI agents. He argues that agents should run under their own identity, with the person’s identity attached when acting on someone’s behalf. He covers where…
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Byoky: Open-source wallet for AI API keys
Byoky is an open-source wallet for AI API keys, available as a Chrome and Firefox extension and as iOS and Android apps. Users store their keys for OpenAI, Anthropic, Google Gemini and other providers in it, encrypted on their own device. Apps that want those keys ask the wallet for access, and…
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New VOLTA Infostealer Uses Claude, Gemini, and Kimi AI to Rank Victims by Financial Value
Cybersecurity researchers have discovered a new Windows infostealer malware called VOLTA-AUTODOXER (aka VOLTA) that makes use of a large language model (LLM) to rank a victim's stolen data by their monetization value. Like other typical stealer families, VOLTA is equipped to harvest passwords and…
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ISC Stormcast For Monday, November 2nd, 2026 https://isc.sans.edu/podcastdetail/10160, (Mon, Nov 2nd)
(c) SANS Internet Storm Center. https://isc.sans.edu Creative Commons Attribution-Noncommercial 3.0 United States License.
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OpenAI says it's doubling Pro usage limits and bringing Work features to Chat
OpenAI has just confirmed that it's rolling out ChatGPT Work capabilities directly into regular Chat, while also combining usage allowances across ChatGPT and Codex. [...]
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FBI attributes $6.3B Binance theft to North Korea's TraderTraitor (update)
FBI says North Korea (TraderTraitor, also Lazarus, Jade Sleet, APT38) stole over $6 billion in virtual assets around Oct 29. About $6.36 billion across ten blockchains. Binance traces it to a compromised DevOps engineer's laptop, used to reach a service container and push unauthorized withdrawals…
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Alpine Linux rebuilds GitLab server after attempted exploit of max-severity RCE (CVE-2026-97229)
Attackers hit Alpine's GitLab on Oct 20 and 21 using an integer overflow in the Onigmo regex compiler (bundled with Ruby), fixed by GitLab on Oct 12. Eight worker crashes, four partially successful. Alpine could not rule out code execution, so it rebuilt the server and reset all passwords. No…
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Northstar Security Exits Stealth With $7M to Expose Toxic Risk Combinations
The startup maps how identities, assets and vulnerabilities connect, and uses AI agents to find and fix risky combinations of issues.
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OneNote File Extraction, (Sun, Nov 1st)
Recently, I had to extract embedded files from a set of OneNote files (extension .one).
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CVSS 10.0 LXD, MicroCloud Flaw Lets Attackers Impersonate Trusted Clients Without a Private Key
A critical flaw in Canonical's LXD and MicroCloud let an attacker log in as a trusted client without holding that client's private key. To do it, the attacker had to reach their HTTPS API over the network and have the trusted client's public certificate. Once in, the attacker would act as that…
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Hackers Steal About $2.7 Million From Polymarket Traders via Hijacked DebugBear Script
Malicious code on the website of prediction market Polymarket sold some signed-in traders' positions and moved their funds to the hackers on October 29. The code had replaced a page-speed script that the site loaded from an outside company. Polymarket says it is refunding about $2.7 million to 726…
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FBI Links North Korea's TraderTraitor to Record $6.43 Billion Binance Crypto Heist
The U.S. Federal Bureau of Investigation (FBI) has officially attributed the theft of more than $6 billion in virtual assets from Binance to TraderTraitor, a North Korea-aligned elite hacking group also tracked as Jade Sleet, Pressure Chollima, PUKCHONG, Slow Pisces, and UNC4899. The FBI, along…
Also covered by BleepingComputer
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NetamLoader Malware Targets Government Windows 10 Systems in Asia via .NET Injection
Cybersecurity researchers have disclosed details of what has been described as a "highly sophisticated infection chain" targeting government organizations in Asia. The activity, detailed by Kaspersky this week, targeted a custom Windows 10 build used exclusively by government entities in Asia and…
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Northflank security breach leads to abuse of customers' AI API keys
Cloud application hosting platform Northflank is warning customers to rotate all credentials and secrets stored on its platform after a security breach led to unauthorized use of customers' AI API keys. [...]
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New Android SMS of Death exploit can remotely crash unpatched phones
A security researcher has released a proof-of-concept exploit for a recently patched Android vulnerability, dubbed "SMS of Death" and tracked as CVE-2026-58882, that lets attackers remotely disrupt cellular service or crash phones by sending a specially crafted text message. [...]
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Reddit to lock content behind logins to fight scrapers
Reddit announced in a post by co-founder Steve Huffman that the site will gradually become a "logged-in service," offering limited access to visitors without accounts. [...]
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From Beginner to Bug Hunter: Learning Cybersecurity in the AI Era.
AI-generated vulnerability reports are overwhelming some bug bounty programs, making it harder for aspiring security researchers to know where to start. TryHackMe explains how beginners can build practical cybersecurity skills, use AI responsibly, and produce reproducible findings that stand up to…
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Chainalysis discloses data breach from "offensive agentic techniques"
Blockchain analytics firm Chainalysis disclosed a data breach after attackers used "offensive agentic techniques" to access internal systems and tools, exposing customer names, email addresses, user IDs, and organizational roles. [...]
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Chainalysis Confirms Intrusion Into Internal Tools and Exposure of Customer Identity Data
American blockchain analysis firm Chainalysis said it was the target of a cybersecurity incident in which an external actor accessed non-sensitive customer data. However, the company noted that the breach did not result in unauthorized access to its investigation content, authentication…
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Unauthenticated WordPress Core RCE (CVE-2026-119977) under heavy attack (edge of window)
CVSS 8.1, affects WordPress 4.7 through 7.1.3, fixed in 7.1.4 (released Oct 28). Exploit window is short: it abuses the staged installer files in wp-content/upgrade during a full-package core upgrade, so attackers poll repeatedly. Wordfence blocked 58,693 attempts in 24 hours. Those are blocked…