GitHub

Over 5,500 GitHub Repositories Infected in ‘Megalodon’ Supply Chain Attack

Application Security, Featured, GitHub, Megalodon, supply chain attack, Supply Chain Security /

Over 5,500 GitHub Repositories Infected in ‘Megalodon’ Supply Chain Attack 2026-05-25 at 10:56 By Ionut Arghire Fake automated commits injected GitHub Actions workflows containing payloads to steal credentials, CI secrets, keys, and tokens. The post Over 5,500 GitHub Repositories Infected in ‘Megalodon’ Supply Chain Attack appeared first on SecurityWeek. This article is an excerpt from […]

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OpenHack: Open-source AI-powered vulnerability research

cybersecurity, Don't miss, GitHub, Hot stuff, News, open source /

OpenHack: Open-source AI-powered vulnerability research 2026-05-25 at 08:11 By Sinisa Markovic Source-guided vulnerability research increasingly leans on coding harnesses such as Claude Code, Codex, and Cursor to drive agent-based reviews of application code. A new MIT-licensed project from the Dutch security firm Hadrian, called OpenHack, packages that approach into a file-based workspace that any of […]

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GitHub, Grafana Labs breaches traced back to TanStack supply chain compromise

Don't miss, GitHub, Grafana, Hot stuff, News, open source, supply chain attacks, supply chain compromise /

GitHub, Grafana Labs breaches traced back to TanStack supply chain compromise 2026-05-21 at 16:56 By Zeljka Zorz GitHub CISO Alexis Wales has named the malicious VS Code extension behind the breach they suffered at the hands of the threat group TeamPCP: Nx Console, a popular developer tool with 2.2 million installs. A malicious version of […]

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TeamPCP breached GitHub’s internal codebase via poisoned VS Code extension

cybercriminals, data theft, Don't miss, GitHub, Hot stuff, News, open source, supply chain compromise /

TeamPCP breached GitHub’s internal codebase via poisoned VS Code extension 2026-05-20 at 13:47 By Zeljka Zorz Following TeamPCP’s claim that they’ve breached GitHub’s own private code repositories, the Microsoft-owned company launched an investigation and confirmed the compromise. “Our current assessment is that the activity involved exfiltration of GitHub-internal repositories only. The attacker’s current claims of […]

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GitHub Confirms Hack Impacting 3,800 Internal Repositories

Data Breaches, Featured, GitHub, TeamPCP /

GitHub Confirms Hack Impacting 3,800 Internal Repositories 2026-05-20 at 13:02 By Ionut Arghire The TeamPCP hacking group accessed the repositories after a GitHub employee installed a poisoned VS Code extension. The post GitHub Confirms Hack Impacting 3,800 Internal Repositories appeared first on SecurityWeek. This article is an excerpt from SecurityWeek View Original Source

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CVE Lite CLI: Open-source dependency vulnerability scanner

Don't miss, GitHub, News, open source, OWASP, scanner, software, software development, vulnerability assessment /

CVE Lite CLI: Open-source dependency vulnerability scanner 2026-05-20 at 09:34 By Mirko Zorz Dependency vulnerability scanning in JavaScript and TypeScript projects has long sat at the end of the development pipeline. Pull requests get opened, continuous integration runs, and a security scanner returns a list of CVE identifiers that developers then have to triage hours […]

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AI is drowning software maintainers in junk security reports

AI, bug bounty, Don't miss, GitHub, Hot stuff, Linux, News, open source, vulnerability assessment, vulnerability disclosure /

AI is drowning software maintainers in junk security reports 2026-05-18 at 21:32 By Zeljka Zorz AI-assisted vulnerability research has exploded, unleashing a firehose of low-quality reports on overworked software maintainers who are wasting hours sifting through noise instead of fixing real problems. Linus Torvalds, the Linux kernel’s creator, says the flood has made the project’s […]

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Lyrie: Open-source autonomous pentesting agent

agentic AI, AI, Don't miss, GitHub, News, open source, penetration testing, software /

Lyrie: Open-source autonomous pentesting agent 2026-05-18 at 09:42 By Sinisa Markovic Penetration testing has usually required weeks of manual work, specialized tooling, and teams with narrow skill sets. Lyrie, an open-source autonomous security agent built by OTT Cybersecurity, compresses that process into a command line tool and publishes the entire codebase. The project reached version […]

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Microsoft’s WinUI agent plugin trims token use by over 70% during development

Claude Code, GitHub, Microsoft, News, programming, software development, Windows /

Microsoft’s WinUI agent plugin trims token use by over 70% during development 2026-05-14 at 18:25 By Sinisa Markovic Microsoft published a plugin on May 13 that lets GitHub Copilot CLI and Claude Code drive the full WinUI 3 development cycle, from project scaffolding through signed MSIX packaging. The WinUI agent plugin ships one agent, eight […]

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Vector embedding security gap exposes enterprise AI pipelines

AI, cybersecurity, Data exfiltration, Don't miss, GitHub, Hot stuff, News, research /

Vector embedding security gap exposes enterprise AI pipelines 2026-05-14 at 08:30 By Mirko Zorz Enterprise adoption of retrieval-augmented generation has moved sensitive corporate content into a new storage format that existing security tools cannot inspect. Companies deploying internal AI assistants convert documents into high-dimensional numerical vectors and ship them to embedding services and vector databases […]

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Rustinel: Open-source endpoint detection for Windows and Linux

Don't miss, Endpoint Security, GitHub, Hot stuff, Linux, News, open source, scanning, security telemetry, Windows /

Rustinel: Open-source endpoint detection for Windows and Linux 2026-05-11 at 08:51 By Mirko Zorz Open-source endpoint detection has long been split between Windows-focused tools built around Sysmon and Linux tools built around eBPF or auditd. Defenders running mixed environments have had to stitch together separate pipelines, separate rule sets, and separate maintenance burdens. Rustinel, a […]

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One keypress is all it takes to compromise four AI coding tools

AI, Anthropic, Cursor, cybersecurity, DevSecOps, Don't miss, Features, GitHub, Google, Hot stuff, Microsoft, News, research, vulnerability /

One keypress is all it takes to compromise four AI coding tools 2026-05-08 at 01:14 By Mirko Zorz Developers clone unfamiliar repositories all the time. Open-source projects, work from teammates, sample code from a tutorial, a library someone recommended on a forum. The convention is old and reasonable: you look at what’s inside before you […]

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Pipelock: Open-source AI agent firewall

agentic AI, AI, cybersecurity, Don't miss, firewall, GitHub, Hot stuff, News, open source /

Pipelock: Open-source AI agent firewall 2026-05-04 at 09:46 By Mirko Zorz AI coding agents run with shell access, environment variables containing API keys, and unrestricted internet connectivity, creating a single point of failure where one compromised tool call can leak credentials to an attacker-controlled domain. Pipelock, an open-source security harness developed by Joshua Waldrep under […]

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Brush shell 0.4.0 tightens script safety, widens platform support

GitHub, News, open source, software /

Brush shell 0.4.0 tightens script safety, widens platform support 2026-05-04 at 09:16 By Sinisa Markovic Rust-based alternatives to traditional Unix shells continue to attract users who want bash compatibility alongside built-in features like syntax highlighting and history-based suggestions. Brush, a bash- and POSIX-compatible shell written in Rust, sits in that group, and version 0.4.0 brings […]

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Open-source privacy proxy masks PII before prompts reach external AI services

data security, Dataiku, Don't miss, generative AI, GitHub, LLMs, News, open source, OpenAI, Privacy, software /

Open-source privacy proxy masks PII before prompts reach external AI services 2026-05-01 at 11:49 By Sinisa Markovic Enterprise developers routinely send prompts to external large language models that contain customer emails, support transcripts, and other identifying information, often without a sanitization layer between the application and the API. Dataiku has released Kiji Privacy Proxy, an […]

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Cisco releases open-source toolkit for verifying AI model lineage

AI, Cisco, Don't miss, enterprise, GitHub, News, open source, Python, Risk Management /

Cisco releases open-source toolkit for verifying AI model lineage 2026-04-30 at 16:02 By Mirko Zorz Enterprises pulling models from Hugging Face and other open repositories rarely keep records of how those models are altered after download, leaving organizations with little ability to confirm what they are running in production. The State of AI Security 2026 […]

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25 open-source cybersecurity tools that don’t care about your budget

AI, AWS, Compliance, GitHub, GitLab, Kubernetes, Linux, News, open source, OpenClaw, penetration testing, software, Trail of Bits /

25 open-source cybersecurity tools that don’t care about your budget 2026-04-27 at 10:30 By Anamarija Pogorelec Regardless of the operating system you use, managing secrets, apps, cloud, compliance, and security operations can be overwhelming. The free, open-source tools presented in this article can help you detect threats, increase visibility, enforce controls, and investigate and respond […]

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OpenAI tackles a bad habit people have when interacting with AI

AI, GitHub, News, open source, OpenAI, Privacy /

OpenAI tackles a bad habit people have when interacting with AI 2026-04-23 at 12:17 By Sinisa Markovic Since people tend to paste personal data into AI tools such as ChatGPT, OpenAI has released Privacy Filter, an open-weight model designed to detect and redact personally identifiable information (PII) in text. The model is available under the […]

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Scenario: Open-source framework for automated AI app red-teaming

agentic AI, automation, Don't miss, framework, GitHub, LLMs, News, open source, red team, software /

Scenario: Open-source framework for automated AI app red-teaming 2026-04-23 at 09:47 By Mirko Zorz Enterprises running customer service bots, data analytics agents, and other AI-driven applications in production handle sensitive records and connect to core business systems every day. LangWatch has released Scenario, an open-source framework that runs automated red-team exercises against AI agents using […]

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PentAGI: Open-source autonomous AI penetration testing system

AI, automation, cybersecurity, Don't miss, GitHub, LLMs, News, open source, penetration testing, software /

PentAGI: Open-source autonomous AI penetration testing system 2026-04-22 at 10:09 By Anamarija Pogorelec Penetration testers have long relied on collections of specialized tools, manual coordination, and documented runbooks to work through a target assessment. PentAGI, an open-source project from VXControl, attempts to automate that entire workflow using a multi-agent AI system that plans, researches, and […]

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