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CodeQL zero to hero part 4: Gradio framework case study
Gradio is a Python web framework for demoing machine learning applications, which in the past few years has exploded in popularity. In this blog, you’ll will follow along with the process, in which I...
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Uncovering GStreamer secrets
In this blog post, I’ll show the results of my recent security research on GStreamer, the open source multimedia framework at the core of GNOME’s multimedia functionality. I’ll also go through the...
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Announcing CodeQL Community Packs
We are excited to introduce the new CodeQL Community Packs, a comprehensive set of queries and models designed to enhance your code analysis capabilities. These packs are tailored to augment the...
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Attacks on Maven proxy repositories
As someone who’s been breaking the security of Java applications for many years, I was always curious about the supply chain attacks on Java libraries. In 2019, I accidentally discovered an arbitrary...
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Cybersecurity researchers: Digital detectives in a connected world
Have you ever considered yourself a detective at heart? Cybersecurity researchers are digital detectives, uncovering vulnerabilities before malicious actors exploit them. To succeed, they adopt the...
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Sign in as anyone: Bypassing SAML SSO authentication with parser differentials
Critical authentication bypass vulnerabilities (CVE-2025-25291 + CVE-2025-25292) were discovered in ruby-saml up to version 1.17.0. Attackers who are in possession of a single valid signature that was...
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A maintainer’s guide to vulnerability disclosure: GitHub tools to make it simple
Imagine this: You’re sipping your morning coffee and scrolling through your emails, when you spot it—a vulnerability report for your open source project. It’s your first one. Panic sets in. What does...
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How to request a change to a CVE record
Ever come across a Common Vulnerabilities and Exposures (CVE) ID affecting software you use or maintain and thought the information could be better? CVE IDs are a widely-used system for tracking...
View ArticleCutting through the noise: How to prioritize Dependabot alerts
Let’s be honest: that flood of security alerts in your inbox can feel completely overwhelming. We’ve been there too. As a developer advocate and a product manager focused on security at GitHub, we’ve...
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Bypassing MTE with CVE-2025-0072
Memory Tagging Extension (MTE) is an advanced memory safety feature that is intended to make memory corruption vulnerabilities almost impossible to exploit. But no mitigation is ever completely...
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