CVE-2026-43003
RCETitle: OpenStack Ironic Python Agent Code Execution
RCE
Proof Of Concept
No public PoC currently indexed for CVE-2026-43003.
CWE Category
CWE-829
Published Date
May 01, 2026
Modified Date
Jul 15, 2026
Exploit Status
Not Found
Score
8.0
CVSS v3.1
Exploit Probability (EPSS)
0.84%
Vulnerability Summary
CVE-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.
CVSS v3.1
Source Entity
[email protected]
Severity
HIGH
7.5
Attack Vector
NETWORK
Complexity
HIGH
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v3.1
Source Entity
[email protected]
Severity
HIGH
8.0
Attack Vector
ADJACENT_NETWORK
Complexity
HIGH
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
CHANGED
RAW VECTOR
CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS v3.1
Source Entity
0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Severity
HIGH
8.5
Attack Vector
NETWORK
Complexity
HIGH
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
CHANGED
RAW VECTOR
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Associated Attack Patterns (CAPEC)
Total: PatternsNo specific attack patterns mapped.
Likelihood
Severity
Page /
CVE-2026-43003 Exploits & PoCs (Proof Of Concept)
No public PoCs found in our database for this CVE.
MODIFIED
Vulnerability data updated via NVD.
MODIFIED
Vulnerability data updated via NVD.
MODIFIED
Vulnerability data updated via NVD.
Attack Vector Matrix
Access Vector
NETWORK
Complexity
HIGH
Privileges
N/A
Interaction
NONE
CVSS Vector String
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Stack
No specific products linked.