CVE-2026-43003
HIGH8.0EPSS 0.06%OpenStack Ironic Python Agent Includes Functionality from Untrusted Control Sphere
Published: 5/1/2026Modified: 5/7/2026
Description
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.
Affected packages (2)
- Debian/ironic-python-agentfrom 0
- PyPI/ironic-python-agent>= 1.0.0, <= 11.5.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.0 | CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H |
References (5)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2026-43003
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2026-43003
- PATCHhttps://github.com/openstack/ironic-python-agent
- WEBhttps://bugs.launchpad.net/ironic-python-agent/+bug/2148310
- WEBhttps://github.com/openstack/ironic-python-agent/blob/236b33abffe6688afc39c21e351cc3889b3db2dd/ironic_python_agent/efi_utils.py#L134-L139