{"id":"CVE-2026-43003","aliases":["GHSA-rmxr-45gj-889w","PYSEC-2026-205"],"url":"https://o3.security/vulnerability/CVE-2026-43003","summary":"OpenStack Ironic Python Agent Includes Functionality from Untrusted Control Sphere","details":"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.","published":"2026-05-01T00:00:00Z","modified":"2026-07-24T04:02:28.001700755Z","cvss":{"score":8,"severity":"HIGH","vector":"CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"ironic-python-agent","fixedVersion":"11.6.0"}],"fix":null,"references":[{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2026/06/16/11"},{"type":"WEB","url":"https://bugs.launchpad.net/ironic-python-agent/+bug/2148310"},{"type":"WEB","url":"https://github.com/openstack/ironic-python-agent/blob/236b33abffe6688afc39c21e351cc3889b3db2dd/ironic_python_agent/efi_utils.py#L134-L139"},{"type":"WEB","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-43003.json"},{"type":"ADVISORY","url":"https://access.redhat.com/security/cve/CVE-2026-43003"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43003.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-43003"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2464306"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-24T04:02:28.001700755Z"}}