RCE in Smci Mbd-X12stw-F

CVE-2026-16521

An OS command injection vulnerability exists because of insufficient input filtering. An attacker can inject a command payload into a BMC function; the payload may execute when the related service is restarted.

Vulnerability class: Command Injection (OS Command Injection)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-16521?
CVE-2026-16521 is a high-severity vulnerability in Smci Mbd-X12stw-F, classified under OS Command Injection. CVSS score: 7.2/10. Published 2026-10-27.
How severe is CVE-2026-16521?
High severity. CVSS v3 base score is 7.2 out of 10.