CVE-2026-50589

FAUCET Score

In OpenStack Ironic 32 before 37.0.0, an unauthenticated malicious user could submit a crafted JSON string to some endpoints on the API or JSON-RPC service and effect a service crash.

First published: Jun 4, 2026Last modified: Jun 6, 2026

Impacted Technologies

Vendor	Product	Version(s)	CPE
		>= 32.0.0, < 37.0.0CPE matchmatch criteria	cpe:2.3:a:openstack:ironic::::::::

CVSS Data

CVSS version used by this source: 3.1

5.3MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

Exploitability Score

3.9

Impact Score

1.4

CvssVersion

3.1

Exploit Intelligence

EPSS Score

0.43%

Probability of exploitation in next 30 days

EPSS Percentile

35.5%

Percentile rank of EPSS score among Peer Group

As of 2026-07-27

Model: v2026.06.15

This CVE's current EPSS score of 0.0043 is in the 14th percentile among its peer group of 51,551 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

pippatch availablevia ghsa

Product: ironicFixed in: 37.0.0

Vendor Advisories (1)

pipGHSA-q3g8-rjrx-59phmedium

OpenStack Ironic: Crafted JSON String to Certain Endpoints on the API or JSON-RPC Service May Result in Service Crash

Jun 5, 2026

References

access.redhat.com / security/cve/CVE-2026-50589

bugzilla.redhat.com / show_bug.cgi

security.access.redhat.com / data/csaf/v2/vex/2026/cve-2026-50589.json

openwall.com / lists/oss-security/2026/06/06/2

Mailing ListPatchThird Party Advisory

bugs.launchpad.net / ironic/+bug/2154288

Issue TrackingMitigation

wiki.openstack.org / wiki/OSSN/OSSN-0099

PatchVendor Advisory