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CVE-2026-89419

Quick assessment

Affected
OpenStack Ironic
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 OpenStack Ironic 39.0.1 之前的版本中，用户有时可以通过向 发送 PATCH 请求来修改节点（node）的维护状态设置，即未使用专用的维护接口端点。

CVSS 5.0 · Medium EPSS 0.29% · P20

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 4

VendorProduct Version RangeStatus
OpenStack Ironic 17.0.0< 29.1.1 affected
30.0.0< 32.1.1 affected
33.0.0< 35.1.1 affected
36.0.0< 39.0.1 affected
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I. Basic Information for CVE-2026-89419

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
OpenStack Ironic before 39.0.1 sometimes allows a user to change the maintenance setting on a node via PATCH to /v1/nodes/{ident} - in other words, not using the specific maintenance endpoint.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
对候选路径的不恰当保护
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
OpenStack Ironic 17.0.0 ~ 29.1.1 -

II. Public POCs for CVE-2026-89419

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III. Intelligence Information for CVE-2026-89419

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Vendor Advisories for CVE-2026-89419 (2)

Same Patch Batch · OpenStack · 2026-10-23 · 3 CVEs total

CVE-2026-90458 5.4 MEDIUM OpenStack Ironic 39.0.1 前版本存在越权漏洞
CVE-2026-115638 4.3 MEDIUM OpenStack Ironic 39.0.1 前版本配置驱动拒绝服务漏洞

IV. Related Vulnerabilities

Same product: Ironic
Same vendor: OpenStack
Same weakness: CWE-424

V. Comments for CVE-2026-89419

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