CVE-2023-5058: Phoenixtech Securecore Technology

High severity, CVSS 7.8. EPSS: 0.3% chance of exploitation in the next 30 days.

Improper Input Validation in the processing of user-supplied splash screen during system boot in Phoenix SecureCore™ Technology™ 4 potentially allows denial-of-service attacks or arbitrary code execution.

Affected products

• Phoenixtech Securecore Technology: version 4.* only

Published 2023-12-07. Last modified 2026-06-17.