Vulnerability in OpenStack Ironic
CVE-2026-44916
In OpenStack Ironic before 35.0.2 (in a certain non-default configuration), instance_info['ks_template'] is rendered without sandboxing.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.0 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.004 (27.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 27th percentile — 27.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.000
Affected products
- OpenStack Ironic — versions 30.0.0, 33.0.0, 27.0.0
Weakness classification (CWE)
References
- bugs.launchpad.net/ironic/+bug/2148307 (Third Party Advisory, Mitigation, Issue Tracking)
- af854a3a-2127-422b-91ae-364da2661108 (Patch, Mailing List, Third Party Advisory)
- security.openstack.org/ossa/OSSA-2026-012.html (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-44916?
- CVE-2026-44916 is a low-severity vulnerability in OpenStack Ironic, classified under Improper Neutralization of Special Elements Used in a Template Engine. CVSS score: 3.0/10. Published 2026-05-08.
- How severe is CVE-2026-44916?
- Low severity. CVSS v3 base score is 3.0 out of 10.