CVE-2023-23553: Controlbyweb X-400 Firmware

Medium severity, CVSS 6.1. EPSS: 0.4% chance of exploitation in the next 30 days.

Control By Web X-400 devices are vulnerable to a cross-site scripting attack, which could result in private and session information being transferred to the attacker.

Affected products

• Controlbyweb X-400 Firmware: before 2.8 (fixed in 2.8)

Published 2023-02-13. Last modified 2026-06-17.