What is CVE-2026-44919?

CVE-2026-44919 is a medium-severity vulnerability in OpenStack Ironic, classified under CWE-696. CVSS score: 4.3/10. Published 2026-05-14.

How severe is CVE-2026-44919?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Vulnerability in OpenStack Ironic

CVE-2026-44919

In OpenStack Ironic through 35.x before a3f6d73, during image handling, an infinite loop in checksum calculations can occur via the file:///dev/zero URL.

Published 2026-05-14 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.

EPSS exploit prediction

EPSS: 0.006 (45.1th percentile), scored 2026-10-19.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 45th percentile — 45.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.006 · change: +0.001

Affected products

OpenStack Ironic — versions 23.0.4, 30.0.0, 33.0.0

Weakness classification (CWE)

CWE-696

References

bugs.launchpad.net/ironic/+bug/2150332 (Exploit, Third Party Advisory, Issue Tracking)
opendev.org/openstack/ironic/commit/a3f6d735ac3642ab95b49142c7305f072ae748d0 (Patch)
security.openstack.org/ossa/OSSA-2026-013.html (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2026-44919?: CVE-2026-44919 is a medium-severity vulnerability in OpenStack Ironic, classified under CWE-696. CVSS score: 4.3/10. Published 2026-05-14.
How severe is CVE-2026-44919?: Medium severity. CVSS v3 base score is 4.3 out of 10.