CVE-2026-31309 | Mysterium Network Mysterium Node up to 1.35.x Config User Endpoint /tequilapi/config/user improper authorization

A vulnerability, which was classified as critical, was found in Mysterium Network Mysterium Node up to 1.35.x. This issue affects some unknown processing of the file /tequilapi/config/user of the component Config User Endpoint. The manipulation results in improper authorization.

This vulnerability is identified as CVE-2026-31309. The attack can be executed remotely. There is not any exploit available.