CVE-2026-3037: Copeland Xweb 300d Pro Firmware

High severity, CVSS 8.8. EPSS: 2.6% chance of exploitation in the next 30 days.

An OS command injection vulnerability exists in XWEB Pro version 1.12.1 and prior, enabling an authenticated attacker to achieve remote code execution on the system by modifying malicious input injected into the MBird SMS service URL and/or code via the utility route which is later processed during system setup, leading to remote code execution.

Affected products

• Copeland Xweb 300d Pro Firmware: up to and including 1.12.1
• Copeland Xweb 500b Pro Firmware: up to and including 1.12.1
• Copeland Xweb 500d Pro Firmware: up to and including 1.12.1

Published 2026-02-27. Last modified 2026-06-17.