What is CVE-2026-44918?

CVE-2026-44918 is a medium-severity vulnerability in OpenStack Ironic, classified under Missing Authorization. CVSS score: 5.5/10. Published 2026-07-10.

How severe is CVE-2026-44918?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Auth bypass in OpenStack Ironic

CVE-2026-44918

OpenStack Ironic through before 37.0.1 allows creation or modification of nodes cross-project without authorization.

Vulnerability class: Broken Access Control

Published 2026-07-10 · last modified 2026-07-10.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:N.

EPSS exploit prediction

EPSS: 0.004 (33.0th percentile), scored 2026-10-09.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 33.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

OpenStack Ironic — versions 27.0.0, 30.0.0, 33.0.0

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

Frequently asked questions

What is CVE-2026-44918?: CVE-2026-44918 is a medium-severity vulnerability in OpenStack Ironic, classified under Missing Authorization. CVSS score: 5.5/10. Published 2026-07-10.
How severe is CVE-2026-44918?: Medium severity. CVSS v3 base score is 5.5 out of 10.