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Vulnerability record · CVE-2026-43003 · published 1 May 2026

CVE-2026-43003: Openstack ironic python agent inclusion from untrusted sphere vulnerability

Openstack · Ironic Python Agent

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.

7.5 CVSS 3.1 High EPSS 1.1% · top 35.0% CWE-829 · Inclusion from untrusted sphereCWE-78 · OS command injection
7.5CVSS 3.1 base score
1.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
10References
9 Sep 2026Last modified by NVD

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.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://bugs.launchpad.net/ironic-python-agent/+bug/2148310 Issue Tracking
https://github.com/openstack/ironic-python-agent/blob/236b33abffe6688afc39c21e351cc3889b3db2dd/ironic_python_agent/efi_u Product
http://www.openwall.com/lists/oss-security/2026/06/16/11
https://access.redhat.com/errata/RHSA-2026:51038
https://access.redhat.com/errata/RHSA-2026:57801
https://access.redhat.com/errata/RHSA-2026:60446
https://access.redhat.com/errata/RHSA-2026:60454
https://access.redhat.com/security/cve/CVE-2026-43003
https://bugzilla.redhat.com/show_bug.cgi?id=2464306
https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-43003.json

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2026-0770Langflow validate endpoint exec_globals remote code executionLangflow mishandles the exec_globals parameter passed to its validate endpoint, allowing functionality from an untrusted control sphere to be include…KEVEPSS 64%analysed7.8CVE-2025-32463Sudo chroot local privilege escalation via untrusted nsswitch.confSudo before 1.9.17p1 loads /etc/nsswitch.conf from a user-controlled directory when the --chroot option is used, allowing inclusion of functionality …KEVEPSS 61%analysed

Source: NIST National Vulnerability Database (record CVE-2026-43003), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.