---
author: "Umesh Malik"
canonical: "https://umesh-malik.com/blog/tag/package-registries"
description: "Explore articles tagged with Package Registries by Umesh Malik — AI Engineer, LLM & GenAI Developer. Learn Package Registries best practices, practical tips, and in-depth guides."
title: "Umesh Malik's Blog - Package Registries Articles | Package Registries Tutorials"
tokens: 162
generator: "scripts/generate-page-markdown.mjs"
---

[← Back to Blog](https://umesh-malik.com/blog)

# Package Registries

1 article

 [![Cover showing the package registry RCE chain from gem upload through an automatic documentation build to data exfiltration as a second public gem](https://umesh-malik.com/blog/package-registry-rce-auto-build-cover.png)

AI Security • Sep 13, 2026

### Package registry RCE: close the auto-build path 2,000 gems used

Package registry RCE starts the moment an upload triggers a build. Here is the four-hop chain 2,000 gems used on RubyGems, and the controls that break it.

10 min read

Read more →](https://umesh-malik.com/blog/package-registry-rce-auto-build)