SB2026061837 - Improper access control in OpenStack Ironic
Published: June 18, 2026
Security Bulletin ID
SB2026061837
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Improper access control (CVE-ID: CVE-2026-54421)
CWE-ID: CWE-284 - Improper Access Control
CVSSv4: 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
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.
Remediation
Install update from vendor's website.