CVE-2026-3820: Smci As-2115hs-Tnr

High severity, CVSS 7.2. EPSS: 0.7% chance of exploitation in the next 30 days.

There is a vulnerability in the Supermicro BMC SMTP service at Supermicro AS-2115HS-TNR.  An attacker may obtain administrator privileges and inject specially crafted characters into the SMTP service configuration. This may cause the underlying system to execute unintended commands during process invocation. Potential impact includes denial-of-service attacks, arbitrary code execution, or permanent compromise of the controller.

Affected products

• Smci As-2115hs-Tnr: version 01.08.01 only; version 01.06.04 only

Published 2026-06-04. Last modified 2026-07-22.