Inside the LiteLLM 1.107.0 supply chain compromise: Credential theft through Python startup hooks

In this article Attack overview Technical details Mitigation and protection guidance Indicators of compromise References Learn More On October 21, 2026, a compromised LiteLLM 1.107.0 release was published to the Python Package Index (PyPI) and distributed through official container images. The malicious package added files that Python could execute during normal interpreter initialization. An application did not need to import LiteLLM for the payload to run: starting Python in an affected enviro