OpenStack Ironic Python Agent Includes Functionality from Untrusted Control Sphere
Date: 2026-05
Affected: pip/ironic-python-agent
Attack vector: rce
Category: vulnerability-disclosure
Severity: High
CVE: CVE-2026-43003
CWE: CWE-829
CVSS: 8 (CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H)

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.


Mitigations:

Architectural layers (MAESTRO):