Latest Cybersecurity News and Articles

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Kali365 Weaponizes Microsoft Authentication Against US Companies: New Enterprise Risk

Kali365 is turning a legitimate Microsoft login into a gateway to corporate data. The phishing kit targets US organizations with attacker-controlled device codes that victims approve on Microsoft's real authentication page. Once access and refresh tokens are issued, attackers may retain access to email, documents, and cloud resources, creating a direct path to data exposure, financial fraud,

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311,000 Impacted by Brown Health Medical Group-MA Data Breach

Hackers stole personal information, medical records, and financial information from the organization’s server. The post 311,000 Impacted by Brown Health Medical Group-MA Data Breach appeared first on SecurityWeek.

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Cybersecurity Alliance Drafts SAFE Guidelines for Sharing AI Incident Data 

The guidelines are the work of the recently launched Open Secure AI Alliance, which now includes 120 organizations. The post Cybersecurity Alliance Drafts SAFE Guidelines for Sharing AI Incident Data  appeared first on SecurityWeek.

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Critical Gitea Flaw Let Unauthenticated Attackers Read Server Files via Org-Mode Markup

An unauthenticated attacker can read any file the service account can access on Gitea, the self-hosted Git platform, in versions 1.22.1 through 1.27.0. No login, no repository write access. A public repository and crafted Org-mode markup are enough. The flaw is fixed in Gitea 1.27.1. The file-read flaw is tracked as CVE-2026-59774, rated Critical with a CVSS score of 9.8, and received its

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Leaked n8n API Tokens Exposed Live Instances to Credential Theft

GitGuardian researchers found 321 n8n instances accepting API tokens exposed in public GitHub commits and demonstrated four ways attackers could use them to access sensitive data and downstream credentials without exploiting a software vulnerability. We scanned public GitHub commits for exposed n8n API tokens and identified 4,576 unique credentials associated with 1,255 hostnames. Of the 896

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AI Security Institute Reports Anthropic and OpenAI Models Going Rogue Against Organizations

In one instance, an unsanctioned model attempted to inject malicious code into an open source repository. The post AI Security Institute Reports Anthropic and OpenAI Models Going Rogue Against Organizations appeared first on SecurityWeek.

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CISA Warns of Exploited Langflow, N-central, and Tomcat Vulnerabilities

The flaws can be exploited for remote code execution, authentication bypass, and EncryptInterceptor bypass. The post CISA Warns of Exploited Langflow, N-central, and Tomcat Vulnerabilities appeared first on SecurityWeek.

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Open VSX Removes 77 Malicious Evil Twin Extensions Exfiltrating Developer Data

A cluster of 77 extensions on the Open VSX marketplace has been found to impersonate legitimate developer tools while transmitting information about the systems and development environments on which they were installed. The "evil twin" extensions were uploaded to the repository between July 26 and August 1, 2026, according to Manifold Security. The packages have been removed from Open VSX as of

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Over 400 NPM Packages Infected in ChainDrop Supply Chain Attack

The malware was designed to steal and exfiltrate secrets, and to propagate itself via stolen NPM and GitHub credentials. The post Over 400 NPM Packages Infected in ChainDrop Supply Chain Attack appeared first on SecurityWeek.

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Claude Mythos 5 Tried to Backdoor a Real Open-Source Project in Testing, Then Vouched for Itself

An agent running Anthropic's Claude Mythos 5 spent 34 hours trying to get a malware dropper merged into a real open-source project during a cyber evaluation by the UK's AI Security Institute. When a bystander publicly warned that the code was malicious, the agent denied it, force-pushed a rewritten branch history to erase the evidence, and posted from a second account it controlled to vouch for

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CISA Flags Langflow RCE, Tomcat, and N-central Flaws as Actively Exploited

The U.S. Cybersecurity and Infrastructure Security Agency (CISA), on August 5, 2026, added three flaws to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation in the wild. The list of vulnerabilities is as follows - CVE-2026-9198 (CVSS score: 9.8) - A code injection vulnerability in Langflow that allows unauthenticated attackers to achieve full remote

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Water Sector Cyberattacks Reportedly Hit at Least 12 States

Georgia has been confirmed as one of the attacked states after Clayton County reported a pump station disruption. The post Water Sector Cyberattacks Reportedly Hit at Least 12 States appeared first on SecurityWeek.

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QuickFox Supply Chain Attack Delivers FDMTP Backdoor via Trojanized Windows Installer

Cybersecurity researchers have disclosed what has been described as a "long-standing supply chain attack" on QuickFox, a virtual private network (VPN) and network acceleration tool designed for overseas Chinese users. According to Fortinet FortiGuard Labs, the supply chain attack has been ongoing since at least August 2025 and involves a trojanized version of the application to deliver FDMTP, a

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Greatness PhaaS Adds Device Code Phishing to Bypass MFA and Steal Tokens

The commercial phishing-as-a-service (PhaaS) toolkit known as Greatness has become the latest crimeware solution to add support for device code phishing, a rapidly growing cyber threat that abuses the legitimate OAuth 2.0 Device Authorization Grant to bypass Multi-Factor Authentication (MFA) and seize control of user accounts. "Greatness supports AiTM [adversary-in-the-middle] credential and

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Black Hat USA 2026 – Summary of Vendor Announcements (Part 2)

Many companies are showcasing their products and services this week at the 2026 edition of the Black Hat conference in Las Vegas. The post Black Hat USA 2026 – Summary of Vendor Announcements (Part 2) appeared first on SecurityWeek.

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Rethinking AI Security: Why CASB and DLP Need an Interaction-Aware Layer

Build your strategy around answering these questions to ensure employees use AI productively while keeping sensitive data, IP, and agent behavior within the boundaries set for safe AI use. The post Rethinking AI Security: Why CASB and DLP Need an Interaction-Aware Layer appeared first on SecurityWeek.

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Oligo Raises $60 Million for Runtime Security

The company will use the investment to accelerate product innovation and expand go-to-market operations. The post Oligo Raises $60 Million for Runtime Security appeared first on SecurityWeek.

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CISO Conversation: Russ Kirby – Passion Is the Antidote to Burnout

Russ Kirby, CISO at Ping Identity, shares how passion, courage, and “good enough” thinking shaped his path from HP to the C-suite—and what keeps him up at night. The post CISO Conversation: Russ Kirby – Passion Is the Antidote to Burnout appeared first on SecurityWeek.

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Weaponized Email AI Assistants Could Help Attackers Hijack Accounts

Researchers demonstrate how attackers could abuse built-in email chatbots to evade detection, impersonate trusted employees, compromise executive accounts, and facilitate financial fraud. The post Weaponized Email AI Assistants Could Help Attackers Hijack Accounts appeared first on SecurityWeek.

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Zenity Raises $125 Million in Series C Funding

The AI security company will invest in product innovation, global expansion, and customer experience. The post Zenity Raises $125 Million in Series C Funding appeared first on SecurityWeek.