Microsoft Defender flags legitimate Google search links as malicious
Microsoft is investigating an issue causing the Defender for Office 365 security software to mistakenly block access to legitimate Google search links. [...]
Microsoft is investigating an issue causing the Defender for Office 365 security software to mistakenly block access to legitimate Google search links. [...]
A new dark web platform called Nexus claimed to be selling 153 million driver’s license scans and millions of other identity and medical cards. According to reports, the collection included more than 153 million driver’s licenses, 10 million ID cards, 3 million travel documents, and 579,000 medical cards, including marijuana dispensary cards. The trove of driver’s license scans reported by KrebsOnSecurity is a sharp reminder that identity verification is not a harmless box-ticking exercise. The…
IDScan.net US
Using autonomous AI agents, an attacker breached an enterprise network in a matter of hours. Understand how to address and defend against agentic attacks. The post An AI-Assisted Cyber Attack: Inside a Unit 42 Investigation appeared first on Unit 42.
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Aesto LLC, operating as Aesto Health, disclosed that a data breach discovered recently affects more than 9.5 million individuals. [...]
Cybercriminals breached company data and made an extortion attempt with it, Houston-based Nutex Health said in a filing with federal regulators.
Hackers delivered malicious updates to the Virtualizor VPS management software after hijacking BGP routing for its update infrastructure and redirecting update requests to malicious servers. [...]
Virtualizor US
Healthtech company Novocure says the data of an undisclosed number of employees and more than 1,400 U.S. cancer patients has been exposed in a mid-August cyberattack. [...]
Anthropic has warned some Claude users that criminals are using information stealers to take over their accounts. Rather than guessing passwords or intercepting two-factor authentication (2FA) codes, the attackers steal the browser sessions that prove a user is already logged in. According to a warning email shared publicly by an affected user, the attackers used common infostealer malware to copy Claude login sessions from victims’ computers. They then used those sessions to access the…
Anthropic US
Five Venezuelan nationals pleaded guilty to attempting to empty automated teller machines (ATMs) using malware in a series of ATM jackpotting attacks. [...]
finance US
Cadence uses JetBrains TeamCity to orchestrate cloud workloads, and the affected server, api.cadence.jetbrains.com, remained vulnerable to CVE-2026-63077 despite having been intended for patching. Threat actors exploited the vulnerability beginning on August 8 to gain unauthor...
KEV ✓ EPSS 0.87 CVSS 9.8 CVE-2026-63077 JetBrains veřejná správa US
The attacker gained unauthorized access to Coder’s Cloudflare infrastructure and added attacker-controlled IP addresses to the pool serving Coder’s module registry. These servers hosted modified registry artifacts containing malicious code designed to discover credentials and ...
Coder Cloudflare US
The Cronos blockchain network has resumed trading activity after a price-manipulation attack on the Tectonic cryptocurrency lending platform allowed an attacker to borrow $74 million. [...]
At least $6 million was stolen from crypto platform Tectonic after an attacker manipulated the price of the Tonic coin over the weekend.
Healthcare and pharmaceutical-distribution giant McKesson has disclosed a cybersecurity incident involving unauthorized access to third-party applications and the theft of data. McKesson Corporation is an American healthcare company that distributes pharmaceuticals and provides medical supplies, health information technology, and care management tools. McKesson says it discovered the cybersecurity incident on August 25, 2026, and that its investigation is still in early stages. “Based on our…
Governing Mayor Kai Wegner said on Friday that Berlin had received an extortion demand following the cyberattack, which was discovered in mid-August.
Berlin's city administration has confirmed that cybercriminals are attempting to extort the city after the Rhysida ransomware gang listed it on their data leak site. [...]
For the latest discoveries in cyber research for the week of 31st August, please download our Threat Intelligence Bulletin. TOP ATTACKS AND BREACHES Manchester Airports Group, the UK operator of Manchester, London Stansted, and East Midlands airports, has disclosed a cyberattack that exposed data belonging to about 8.7 million customers. The compromised information includes contact details, vehicle registration numbers, and information collected through car park, lounge, fast-track, and Wi-Fi…
KEV ✓ EPSS 0.04 CVSS 10.0 CVE-2026-18885 CVE-2026-18886 CVE-2026-74820 CVE-2026-75604 CVE-2026-81578 CVE-2026-82078 PaperCut Ubiquiti Vercel ServiceNow IL
The pharmaceutical and healthcare technology company McKesson informed regulators it is in the early stages of investigating a cybersecurity incident involving an unnamed third-party application.
One of Slovenia’s largest gambling and tourism groups has begun reopening its casinos after a cyberattack forced them to shut down for several days.
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Two Nigerian men extradited to the U.S. on Thursday have been charged with involvement in sextortion schemes that resulted in the deaths of two minor victims in Mississippi and North Carolina. [...]
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FulcrumSec claims it stole 86 GB of data from Manchester Airports Group. BleepingComputer validated one traveller's record, while samples revealed detailed customer, booking, and travel information beyond what MAG initially disclosed. [...]
Multiple extensions for Google Chrome and Microsoft Edge delivered a malware framework that deployed modules to steal cryptocurrency, sensitive data, and browser history, as well as inject ClickFix lures. [...]
Healthcare and pharmaceutical distribution giant McKesson has disclosed a cybersecurity incident involving unauthorized access to third-party applications and data theft, with the ShinyHunters extortion group claiming it stole 284 million patient data records. [...]
A supply chain worm was found hiding in @7nohe/openapi-react-query-codegen, a popular code generator for TanStack Query, stealing credentials and spreading itself to every package the victim maintains. Category: Vulnerabilities & Threats
TanStack BE
Over 8,300 Internet-exposed Gitea instances are still unpatched against a critical security flaw exploited in ongoing remote code execution attacks, according to cybersecurity watchdog Shadowserver. [...]
KEV ✓ EPSS 0.87 CVE-2026-20896 CVE-2026-60004 Gitea US
Hasbro, one of the world's largest toy and game companies, has disclosed that attackers have accessed the personal and financial information of an undisclosed number of employees. [...]
Hasbro US
The hacking incident involving OpenAI evaluation agents and Hugging Face offers an unusually concrete look at what advanced AI-assisted intrusion can mean in practice: not a single clever exploit, but thousands of automated decisions, rapid experimentation, lateral movement, credential theft, persistence, and attempts to evade detection. The OpenAI–Hugging Face incident began during internal cybersecurity evaluations using ExploitGym, a benchmark designed to test whether AI agents can identify…
IntroductionDespite modern verification controls, identity theft remains one of the most pervasive threats to both individuals and enterprise organizations. U.S. Federal Trade Commission statistics show over 1 million identity theft reports annually, with related fraud and imposter scams accounting for billions in financial losses each year. While stolen credit cards enable rapid, short-term monetization, Social Security numbers (SSNs) represent a far more permanent and dangerous tier within…
finance US
A phase-by-phase detection mapping of the first publicly documented autonomous agent intrusion against production infrastructure — including the phases where no product in our category sees anything at all. Executive Summary On July 9, 2026, an autonomous AI agent running inside an OpenAI capability evaluation escaped its sandbox and launched a multi-day intrusion against Hugging Face’s Kubernetes environment. Across roughly 17,600 actions, it moved from third-party infrastructure into the…
On August 20, 2026, malicious versions of three Rust crates were published to crates.io from the account of their maintainer, droundy: arrayref@0.3.10, internment@0.8.7 and append-only-vec@0.1.9. The Rust Security Response Team does not believe the maintainer published them, a...
Tenable’s Research Special Operations (RSO) team has been tracking a cluster of agentic AI threat activity since late July 2026. The Taiwan autonomous AI cyber attack confirmed what the cluster data already showed: near-autonomous offensive AI has crossed from theoretical risk to operational reality.Key TakeawaysTaiwan's Ministry of Digital Affairs confirmed a near-autonomous AI cyber attack in July 2026 in which autonomous agents mapped 21 connected government systems, compromised 85 accounts,…
KEV ✓ · ransomware EPSS 1.00 CVE-2025-3248 GitBook veřejná správa energetika US
In this article What is device isolation?Case study: QNETAttack chain overviewMITRE ATT&CK techniques observedReferencesLearn more Microsoft Defender’s attack disruption now includes device isolation, a new response action that extends autonomous protection directly to compromised endpoints. At QNET, an attacker initiated a multi-stage attack using a legitimate Windows tool on a compromised endpoint to retrieve a malicious remote payload–a classic living-off-the-land (LOL) technique that often…
For the latest discoveries in cyber research for the week of 27th July, please download our Threat Intelligence Bulletin. TOP ATTACKS AND BREACHES Minnesota IT Services has confirmed coordinated cyberattacks affecting more than 30 community water utilities across the state. The incidents briefly disrupted a treatment plant in Braham and affected industrial control systems. Officials reported that drinking water safety was not affected. While the attack was not officially attributed, federal…
KEV ✓ · ransomware EPSS 0.87 CVSS 9.8 CVE-2026-20316 CVE-2026-42897 CVE-2026-59309 CVE-2026-59310 CVE-2026-59726 CVE-2026-63077 CVE-2026-66066 Cisco Broadcom JetBrains Microsoft vodárenství finance zdravotnictví telekomunikace IL
Hugging Face reconstructed more than 17,000 attacker events from a July 2026 intrusion driven by an autonomous artificial intelligence (AI) agent. The path was familiar: untrusted dataset content abused a processing worker (file disclosure, then code execution), credential harvest, then multi-cluster lateral movement. Production Elastic Defend behavior rules and Elastic Security detection (SIEM) rules already watch those types of behaviors. This post maps each stage to detections you can enable…
Hugging Face reconstructed more than 17,000 attacker events from a July 2026 intrusion driven by an autonomous artificial intelligence (AI) agent. The path was familiar: untrusted dataset content abused a processing worker (file disclosure, then code execution), credential harvest, then multi-cluster lateral movement. Production Elastic Defend behavior rules and Elastic Security detection (SIEM) rules already watch those types of behaviors. This post maps each stage to detections you can enable…
For the latest discoveries in cyber research for the week of 27th July, please download our Threat Intelligence Bulletin. TOP ATTACKS AND BREACHES Nichirei, a Japan-based frozen-food supplier and logistics company, has experienced a ransomware attack that disrupted shipping operations and affected approximately 5,000 customers. KFC Japan warned of possible shortages. Nichirei confirmed personal data theft, while the RansomHouse group claimed responsibility and published a subset of the stolen…
KEV ✓ EPSS 0.85 CVE-2025-66376 CVE-2026-16232 CVE-2026-50522 Check Point Oracle Microsoft Zimbra energetika vodárenství doprava veřejná správa IL
Key Takeaways Two real-world cloud attacks reached meaningful impact in less than ten minutes despite pursuing entirely different objectives. Both attackers treated the environment as a connected system, using existing permissions and relationships to expand their reach. Reconnaissance increasingly focuses on understanding access and capability rather than discovering vulnerable assets. AI is compressing the gap between discovery, decision-making, and execution for cloud attackers. The interval…
Huntress was one of many vendors impacted by a recent incident at Klue. We dug into the incident to figure out what happened.
Klue Salesforce US
A Linux user recently tried to respond to potentially malicious behavior on their machine using OpenAI’s Codex coding agent, before installing the Huntress agent. What ensued shows the unexpected impacts of this AI use case on DFIR investigations.
OpenAI US
Preamble Last Monday night I was working late and a Slack alert came in from a monitoring tool I had built three days earlier. Axios compromised; one of the most popular npm packages in the world. My heart started racing, I knew every second mattered to respond and limit the damage. But honestly it was so crazy that I thought it must be a false positive. I checked and rechecked everything a few times even though it seemed very obviously malicious. It wasn't a false positive. It was one of the…
axios US
Elastic Security Labs released initial triage and detection rules for the Axios supply-chain compromise. This is a detailed analysis of the RAT and payloads. Introduction Elastic Security Labs identified a supply chain compromise of the axios npm package, one of the most depended-upon packages in the JavaScript ecosystem with approximately 100 million weekly downloads. The attacker compromised a maintainer account and published backdoored versions that delivered a cross-platform Remote Access…
An NPM supply chain attack struck the ubiquitous open-source axios library and Huntress has observed over a hundred affected devices.
axios US
Key takeaways A South Asian financial institution was targeted with two custom malware components: a modular backdoor (BRUSHWORM) and a keylogger (BRUSHLOGGER) BRUSHWORM features anti-analysis checks, AES-CBC encrypted configuration, scheduled task persistence, modular DLL payload downloading, USB worm propagation, and broad file theft targeting documents, spreadsheets, email archives, and source code The keylogger masquerades as libcurl via DLL side-loading, capturing system-wide keystrokes…
finance US
The BuddyBoss campaign (Parts 1 & 2) represents a full-spectrum software supply chain attack against the WordPress ecosystem, where the threat actor compromised the BuddyBoss plugin/theme distribution pipeline and leveraged it to infect hundreds of downstream websites. The ini...
Huntress has identified and detailed a full timeline of an intrusion in a customer environment that aligns with what others have identified as MuddyWater (Iranian-linked APT).
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