Improper access control in Ironic - CVE-2026-44917
Published: June 18, 2026
Vulnerability identifier: #VU134857
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-2026-44917
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 pxe_template handling in Ironic boot interfaces when processing a user-supplied template path. A remote user can set node.driver_info[pxe_template] to a sensitive file path to disclose sensitive information.
The referenced file is placed into a TFTP or HTTP server for netbooting, where it can be fetched over the network from the conductor.
How to mitigate CVE-2026-44917
Install security update from vendor's website.