Vulnerability · Published Oct 27, 2026 · Assigned by Supermicro
CVE-2026-16521Supermicro BMC's syslog feature contains a command injection vulnerability
High 7.2
In plain English
A high-severity OS command injection in MBD-X12STW-F from SMCI. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 59% of all known vulnerabilities).
Severity (CVSS 3.1)7.2High
Exploit odds (30 days)0.9%top 40.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| SMCI | MBD-X12STW-F | 01.02.08 |
Weakness: CWE-78 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H