PYSEC-2026-3973 Compromise of PyTorch Lightning PyPi Package Versions

Security Advisory: Compromise of PyTorch Lightning PyPI Package Versions Published: 2026-04-30 Last Updated: 2026-05-12 Github Advisory: CVE-2026-44484 We have identified a security incident affecting certain versions of one of our PyPI packages. What happened We have determined that one or more...

Malicious code in ensmallen (PyPI)

Part of the "Hades" wave of the Shai-Hulud supply-chain campaign. On 2026-06-08,malicious phantom releases of ensmallen were published to PyPI using stolencredentials. The package executes a bundled JavaScript payload via the Bunruntime on import that harvests and exfiltrates credentials and...

Miasma Worm Hits 73 Microsoft GitHub Repositories in Major Supply Chain Attack

Microsoft's GitHub repositories have become the latest to fall victim to the ongoing Miasma self-replicating supply chain attack campaign. The incident impacted 73 Microsoft repositories across four of its GitHub organizations, including Azure, Azure-Samples, Microsoft, and MicrosoftDocs, per...

CVE-2026-45758

Guardrails AI is a Python framework that helps build AI applications. On May 11, 2026 at approximately 6:00 PM Pacific, an attacker published a malicious version of guardrails-ai 0.10.1 to PyPI. Aany user who installed guardrails-ai==0.10.1 from PyPI on May 11, 2026 may be affected. Security...

A single post-release of dydx-v4-client contained obfuscated multi-stage loader

A PyPI user account compromised by an attacker and was able toupload a malicious version 1.1.5.post1 of the dydx-v4-client package.This version contains a highly obfuscated multi-stage loaderthat ultimately executes malicious code on the host system.While the final payload is not visible because ...