cvedb.io
CVE-2026-33475
CRITICAL · CVSS 9.1
EPSS exploitation probability: 0%
Published 2026-03-24T13:16:04.030 · Last modified 2026-06-17T10:37:33.693

Summary

Langflow is a tool for building and deploying AI-powered agents and workflows. An unauthenticated remote shell injection vulnerability exists in multiple GitHub Actions workflows in the Langflow repository prior to version 1.9.0. Unsanitized interpolation of GitHub context variables (e.g., `${{ github.head_ref }}`) in `run:` steps allows attackers to inject and execute arbitrary shell commands via a malicious branch name or pull request title. This can lead to secret exfiltration (e.g., `GITHUB_TOKEN`), infrastructure manipulation, or supply chain compromise during CI/CD execution. Version 1.9.0 patches the vulnerability. --- ### Details Several workflows in `.github/workflows/` and `.github/actions/` reference GitHub context variables directly in `run:` shell commands, such as: ```yam

Affected products

langflow — langflow

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.