9.8 Critical

The BMC does not correctly enforce integrity and encryption requirements for IPMI commands.

CVE-2026-18450

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.

Assessment

CVSS: 9.8 (v3.1)
Severity: Critical
Known exploited: Not listed in CISA KEV
Exploit availability: Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
Published: 27 October 2026
Last updated: 27 October 2026
Weakness: CWE-306
Assigner: def9a96e-e099-41a9-bfac-30fd4f82c411

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

At the source

References

https://www.supermicro.com/en/support/security_BMC_IPMI_Oct_2026_1

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