What is CVE-2026-44917?

CVE-2026-44917 is a medium-severity vulnerability in OpenStack Ironic, classified under Incorrect Resource Transfer Between Spheres. CVSS score: 4.9/10. Published 2026-06-04.

How severe is CVE-2026-44917?

Medium severity. CVSS v3 base score is 4.9 out of 10.

Vulnerability in OpenStack Ironic

CVE-2026-44917

OpenStack Ironic before 35.0.2 allows a malicious authenticated project admin or manager to read local files on the Ironic conductor via a pxe_template.

Published 2026-06-04 · last modified 2026-07-22.

CVSS v3 metric

CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.005 (39.5th percentile), scored 2026-10-19.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 39th percentile — 39.5% 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: 0.005 · change: +0.002

Affected products

OpenStack Ironic — versions 17.0.0, 27.0.0, 30.0.0

Weakness classification (CWE)

CWE-669 — Incorrect Resource Transfer Between Spheres

References

bugs.launchpad.net/ironic/+bug/2148319 (Issue Tracking)
www.openwall.com/lists/oss-security/2026/06/03/13 (Mailing List, Third Party Advisory)
af854a3a-2127-422b-91ae-364da2661108 (Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2026-44917?: CVE-2026-44917 is a medium-severity vulnerability in OpenStack Ironic, classified under Incorrect Resource Transfer Between Spheres. CVSS score: 4.9/10. Published 2026-06-04.
How severe is CVE-2026-44917?: Medium severity. CVSS v3 base score is 4.9 out of 10.