CVE-2026-16521 — HIGH (7.2)

Vulnerability 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.

CVSS Score

7.2

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Related Weaknesses (CWE)

CWE-78

References

https://www.supermicro.com/en/support/security_BMC_IPMI_Oct_2026_2

FAQ

What is CVE-2026-16521?

CVE-2026-16521 is a vulnerability with a CVSS score of 7.2 (HIGH). 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 ...

How severe is CVE-2026-16521?

CVE-2026-16521 has been rated HIGH with a CVSS base score of 7.2/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-16521?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.