CVE-2024-1039: Gesslergmbh Web-Master Firmware

Critical severity, CVSS 9.8. EPSS: 0.7% chance of exploitation in the next 30 days.

Gessler GmbH WEB-MASTER has a restoration account that uses weak hard coded credentials and if exploited could allow an attacker control over the web management of the device.

Affected products

Published 2024-02-01. Last modified 2026-06-17.