GitHub Security Lab

Learn how we are using the newly released GitHub Security Lab Taskflow Agent to triage categories of vulnerabilities in GitHub Actions and JavaScript projects.

Announcing GitHub Security Lab Taskflow Agent, an open source and collaborative framework for security research with AI.

Learn why some long-enrolled OSS-Fuzz projects still contain vulnerabilities and how you can find them.

Security advice for users and maintainers to help reduce the impact of the next supply chain malware attack.

Learn to debug and fix your CodeQL queries.

Addressing a surge in package registry attacks, GitHub is strengthening npm’s security with stricter authentication, granular tokens, and enhanced trusted publishing to restore trust in the open source ecosystem.

When a chat conversation is poisoned by indirect prompt injection, it can result in the exposure of GitHub tokens, confidential files, or even the execution of arbitrary code without the user’s explicit consent. In this blog post, we’ll explain which VS Code features may reduce these risks.

Learn how the GitHub Secure Open Source Fund helped 71 open source projects significantly improve their security posture through direct funding, expert guidance, and actionable playbooks.

Discover how to increase the coverage of your CodeQL CORS security by modeling developer headers and frameworks.

DjVuLibre has a vulnerability that could enable an attacker to gain code execution on a Linux Desktop system when the user tries to open a crafted document.

Use these insights to automate software security (where possible) to keep your projects safe.

Dive into the novel security challenges AI introduces with the open source game that over 10,000 developers have used to sharpen their skills.

DNS rebinding attack without CORS against local network web applications. Explore the topic further and see how it can be used to exploit vulnerabilities in the real-world.

Maintaining and developing complex and risky code is never easy. See how we addressed the challenges of securing our SAML implementation with this behind-the-scenes look at building trust in our systems.

In this post, I’ll look at CVE-2025-0072, a vulnerability in the Arm Mali GPU, and show how it can be exploited to gain kernel code execution even when Memory Tagging Extension (MTE) is enabled.