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Vulnerabilities

Vulnerability · CVE-2026-43003

An issue was discovered in OpenStack ironic-python-agent 1.0.0 through 11.5.0.

Published May 1, 2026 · catalog updated Sep 9, 2026 · ironic python agent

Check if you run it

No confirmed exploitation is on record for CVE-2026-43003. EPSS is 1.13%. Act only if a listed version of ironic python agent is installed.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
1.13%
Remediation
Advisory link
Affected products
cpe 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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe openstack/ironic python agentversion unspecified

How to fix CVE-2026-43003

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-43003. EPSS is 1.13%. Act only if a listed version of ironic python agent is installed.

Which versions are affected?

Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-78: OS Command Injection; CWE-829: Inclusion of Functionality from Untrusted Control Sphere. EPSS 1.13%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. May 1, 2026 · NIST NVD

    Detected

    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.

  2. Sep 9, 2026 · NIST NVD

    Updated

    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.

Sources

  • CVE.orgVulnerability recordCVE-2026-43003

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-43003

    30-day exploitation probability 1.1%

    first.org
  • NIST NVDVulnerability recordCVE-2026-43003

    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.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.