Improper access control in Ironic - CVE-2026-54421
Published: June 18, 2026
Vulnerability identifier: #VU134851
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-54421
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Openstack
Affected software:
Ironic
Ironic
Detailed vulnerability description
The vulnerability allows a remote user to disclose sensitive information.
The vulnerability exists due to improper access control in the Ironic API RBAC handling for the /v1/volume/targets endpoint when processing POST or PATCH requests. A remote user can send a POST or PATCH request to disclose sensitive information.
Sensitive properties such as iSCSI credentials may be returned unredacted in the HTTP response.
How to mitigate CVE-2026-54421
Install security update from vendor's website.