CVE-2026-43003
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8epss 0.8%
exploitation probability
0.8%top 47% of all CVEs
observed exploitation
nono source reports it
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:A/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Affected products
OpenStack · ironic-python-agentReferences
https://access.redhat.com/errata/RHSA-2026:51038https://access.redhat.com/security/cve/CVE-2026-43003https://bugs.launchpad.net/ironic-python-agent/+bug/2148310https://bugzilla.redhat.com/show_bug.cgi?id=2464306https://github.com/openstack/ironic-python-agent/blob/236b33abffe6688afc39c21e351cc3889b3db2dd/ironic_python_agent/efi_utils.py#L134-L139https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-43003.jsonhttp://www.openwall.com/lists/oss-security/2026/06/16/11