CVE-2026-34509 in OpenClaw

Sumário (Inglês)

OpenClaw before 2026.3.8 contains a sender allowlist bypass vulnerability in its Microsoft Teams plugin that allows unauthorized senders to bypass intended authorization checks. When a team/channel route allowlist is configured with an empty groupAllowFrom parameter, the message handler synthesizes wildcard sender authorization, permitting any sender in the matched team/channel to trigger replies in allowlisted Teams routes.

Responsável

VulnCheck

Reservar

30/03/2026

Divulgação

31/03/2026

Inscrições

VulDB provides additional information and datapoints for this CVE:

ID	Vulnerabilidade	CWE	Exp	Con	CVE
354357	OpenClaw Microsoft Teams Plugin channel Elevação de Privilégios	863	Não definido	Correção oficial	CVE-2026-34509