CVE-2026-43003

8.0 HIGH

Published: May 01, 2026 Modified: May 01, 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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://bugs.launchpad.net/ironic-python-agent/+bug/2148310

Source: cve@mitre.org

https://github.com/openstack/ironic-python-agent/blob/236b33abffe6688afc39c21e351cc3889b3db2dd/ironic_python_agent/efi_utils.py#L134-L139

Source: cve@mitre.org

2 reference(s) from NVD

Quick Stats

CVSS v3 Score

8.0 / 10.0

EPSS (Exploit Probability)

0.0%

1th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-829

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CVE-2026-42440 N/A