---
id: CVE-2026-18449
title: Supermicro BMC contains a SMCRAKP Fixed Key vulnerability
summary: >-
  The BMC does not correctly enforce integrity and encryption requirements for
  IPMI commands. An attacker may be able to craft packets that execute arbitrary
  commands on an active session.
severity: high
cvss: 7.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'
cvssSource: cna
cwe:
  - CWE-798
vendor: SMCI
product: X12SPI
affected:
  - X12SPI 01.07.20
published: '2026-10-27'
updated: '2026-10-27'
sourceUpdated: '2026-10-27T07:32:36.594Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-18449'
references:
  - url: 'https://www.supermicro.com/en/support/security_BMC_IPMI_Oct_2026_1'
tags:
  - cve.org
epss: 0.00339
epssPercentile: 0.27183
ingestedAt: '2026-10-27T16:11:59.244Z'
---

## Overview

The BMC does not correctly enforce integrity and encryption requirements for IPMI commands. An attacker may be able to craft packets that execute arbitrary commands on an active session.

## Affected

- `X12SPI 01.07.20`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.