NPM: OpenClaw: MCP loopback could skip owner-only tool policy for non-owner callers

NPM: OpenClaw: MCP loopback could skip owner-only tool policy for non-owner callers vulnerability discovered by ? in WordPress Npm openclaw versions 2026.4.24...

EUVD-2026-36324

OpenClaw: MCP loopback could skip owner-only tool policy for non-owner callers...

GHSA-RJ6P-XMXR-QJ4H OpenClaw: MCP loopback could skip owner-only tool policy for non-owner callers

Summary MCP loopback could skip owner-only tool policy for non-owner callers. In affected versions, a non-owner caller reaching the affected loopback path could skip owner-only tool policy and before-tool-call hooks. This advisory is scoped to the named feature and configuration. It does not chan...

PT-2026-55417

Summary MCP loopback could skip owner-only tool policy for non-owner callers. In affected versions, a non-owner caller reaching the affected loopback path could skip owner-only tool policy and before-tool-call hooks. This advisory is scoped to the named feature and configuration. It does not chan...

PT-2026-48748

Name of the Vulnerable Software and Affected Versions OpenClaw versions prior to 2026.4.24 Description An authorization bypass exists in the MCP loopback feature. This allows non-owner callers to circumvent owner-only tool policies and before-tool-call hooks. When the feature is enabled and...

CVE-2026-53818: Missing Authorization

OpenClaw before 2026.4.24 contains an authorization bypass vulnerability in the MCP loopback feature that allows non-owner callers to skip owner-only tool policies and before-tool-call hooks. Attackers can invoke owner-only behavior through the affected loopback path to execute restricted tools...

It is expected that some functions may require either Owner or Delegate as callers. Now only three access options are available: onlyOwner, onlyDelegate, anyone.

Handle Sherlock Vulnerability details Impact That is strange behavior that some functions are available for a Delegate, but not available for an owner himself. Like lock and unlock - according to the understanding of the Visor's design, these functions should be available for the owner as well...