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CVE-2026-34506

OpenClaw < 2026.3.8 - Sender Allowlist Bypass in Microsoft Teams Plugin via Route Allowlist Configuration PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / productVersions
OpenClaw / OpenClawaffected 0 before 2026.3.8; unaffected 2026.3.8

CWE

CWE-863

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.