CVE-2025-62413 MQTTX vulnerable to cross-site scripting via improper message payload rendering

MQTTX is an MQTT 5.0 desktop client and MQTT testing tool. A Cross-Site Scripting XSS vulnerability was introduced in MQTTX v1.12.0 due to improper handling of MQTT message payload rendering. Malicious payloads containing HTML or JavaScript could be rendered directly in the MQTTX message viewer. ...