CVE-2026-4958 in XAgent

Resumen (Inglés)

A vulnerability has been found in OpenBMB XAgent 1.0.0. This affects the function ReplayServer.on_connect/ReplayServer.send_data of the file XAgentServer/application/websockets/replayer.py of the component WebSocket Endpoint. Such manipulation of the argument interaction_id leads to authorization bypass. The attack may be launched remotely. Attacks of this nature are highly complex. The exploitability is reported as difficult. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

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Divulgación

2026-03-27

Estado

Confirmado

Voces

VulDB provides additional information and datapoints for this CVE:

ID	Vulnerabilidad	CWE	Exp	Con	CVE
353835	OpenBMB XAgent WebSocket replayer.py ReplayServer.send_data escalada de privilegios	639	Prueba de concepto	No está definido	CVE-2026-4958

Fuentes

• MITRE
• NVD
• CVE Details