CVE-2023-40284: Supermicro x11sae-F Firmware

High severity, CVSS 8.3. EPSS: 0.8% chance of exploitation in the next 30 days.

An issue was discovered on Supermicro X11SSM-F, X11SAE-F, and X11SSE-F 1.66 devices. An attacker could exploit an XSS issue.

Affected products

• Supermicro x11sae-F Firmware: version 1.66 only
• Supermicro x11sse-F Firmware: version 1.66 only
• Supermicro x11ssm-F Firmware: version 1.66 only

Published 2024-03-27. Last modified 2026-06-17.