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CVE-2026-53837

LOW CVSS: 3.7 Published: 2026-06-12 Modified: 2026-07-23

Description

OpenClaw before 2026.5.6 contains an improper access control vulnerability in Mattermost event handlers that fails to validate channel type metadata. Attackers can bypass intended DM policy decisions by sending crafted Mattermost events missing channel type information to process restricted content.

Affected Platforms

Openclaw Openclaw

Weakness Type

CWE-636

References