GHSA-MP55-G7PJ-RVM2 NiceGUI has Redis connection leak via tab storage causes service degradation

Summary An unauthenticated attacker can exhaust Redis connections by repeatedly opening and closing browser tabs on any NiceGUI application using Redis-backed storage. Connections are never released, leading to service degradation when Redis hits its connection limit. NiceGUI continues accepting...

CVE-2026-21874

NiceGUI is a Python-based UI framework. From versions v2.10.0 to 3.4.1, an unauthenticated attacker can exhaust Redis connections by repeatedly opening and closing browser tabs on any NiceGUI application using Redis-backed storage. Connections are never released, leading to service degradation wh...

CVE-2026-21874 NiceGUI has Redis connection leak via tab storage causes service degradation

NiceGUI is a Python-based UI framework. From versions v2.10.0 to 3.4.1, an unauthenticated attacker can exhaust Redis connections by repeatedly opening and closing browser tabs on any NiceGUI application using Redis-backed storage. Connections are never released, leading to service degradation wh...

PT-2026-2113

Name of the Vulnerable Software and Affected Versions NiceGUI versions 2.10.0 through 3.4.1 Description NiceGUI is a Python-based UI framework. An unauthenticated attacker can exhaust Redis connections by repeatedly opening and closing browser tabs on any NiceGUI application using Redis-backed...