CVE-2020-12259: rConfig

Medium severity, CVSS 5.4. EPSS: 96.2% chance of exploitation in the next 30 days.

rConfig 3.9.4 is vulnerable to reflected XSS. The configDevice.php file improperly validates user input. An attacker can exploit this vulnerability by crafting arbitrary JavaScript in the rid GET parameter of devicemgmnt.php.

Affected products

• rConfig rConfig: version 3.9.4 only

Published 2020-05-18. Last modified 2026-06-17.