CVE-2025-3899 | Schneider Electric Modicon Controllers M241/Modicon Controllers M251 prior 5.3.12.51 Webserver cross site scripting (SEVD-2025-161-02)

A vulnerability was found in Schneider Electric Modicon Controllers M241 and Modicon Controllers M251 and classified as problematic. Affected by this issue is some unknown functionality of the component Webserver. The manipulation leads to cross site scripting.

This vulnerability is handled as CVE-2025-3899. The attack may be launched remotely. There is no exploit available.

It is recommended to upgrade the affected component.