CVE-2026-43003: OpenStack Ironic Python Agent Includes Functionality from Untrusted Control Sphere

May 1, 2026 (updated May 7, 2026)

An issue was discovered in OpenStack ironic-python-agent 1.0.0 through 11.5.0. Ironic Python Agent (IPA) sometimes executes grub-install from within a chroot of the deployed partition image, leading to code execution in the case of a malicious image.

References

bugs.launchpad.net/ironic-python-agent/+bug/2148310
github.com/advisories/GHSA-rmxr-45gj-889w
github.com/openstack/ironic-python-agent
github.com/openstack/ironic-python-agent/blob/236b33abffe6688afc39c21e351cc3889b3db2dd/ironic_python_agent/efi_utils.py
nvd.nist.gov/vuln/detail/CVE-2026-43003

Code Behaviors & Features

Detect and mitigate CVE-2026-43003 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Learn more about Dependency Scanning →