Machine-written summary
Summary written by Claude Haiku from the source advisory. Not reviewed by a person.
OpenStack Ironic versions from 17.0.0 up to but not including 29.0.6, from 30.0.0 up to 32.0.2, from 33.0.0 up to 35.0.2, and from 36.0.0 up to 37.0.1 are affected. When a user applies a PATCH to update fields in volume properties they are authorized to change, Ironic can return sensitive information such as iSCSI credentials without redaction. Upgrade to 29.0.6, 32.0.2, 35.0.2, or 37.0.1, depending on your release series.
Not analysed yet
We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.
Severity and exploitation
| Score | Rating | CVSS | Vector | Source |
|---|---|---|---|---|
| 6.8 | Medium | 3.1 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N | CNA (mitre) |
- CISA KEV Not listed.
- EPSS 0.0029, the 21st percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.
Timeline
- 31 Oct 2026, 14:10 UTC First seen by agentprime
- 31 Oct 2026, 14:10 UTC Confirmed by OSV
Sources
- GitHub Advisory Database: GHSA-j4cw-mcg2-2q78
- OSV: GHSA-j4cw-mcg2-2q78
- nvd.nist.gov/vuln/detail/CVE-2026-54421
- github.com/openstack/ironic/commit/dd2df520fe0ae019cb247a8295542abc2d4b46dd
- bugs.launchpad.net/ironic/+bug/2155049
- github.com/openstack/ironic
- review.opendev.org/c/openstack/ironic/+/990430
- security.openstack.org/ossa/OSSA-2026-023.html
- www.openwall.com/lists/oss-security/2026/06/16/10