CVE-2026-53818

OpenClaw CVE-2026-53818 affects OpenClaw prior to 2026.4.24. It describes an authorization bypass in the MCP loopback feature that lets non-owner callers skip owner-only tool policies and before-tool-call hooks, potentially causing invocation of owner-only behavior to execute restricted tools whe...

CVE-2026-53818 OpenClaw < 2026.4.24 - Owner-Only Tool Policy Bypass via MCP Loopback

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...

CVE-2026-53818

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...

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...

GHSA-35VF-VW9F-Q3CR Duplicate Advisory: OpenClaw: MCP loopback owner context is derived from server-issued bearer tokens

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-r6xh-pqhr-v4xh. This link is maintained to preserve external references. Original Description OpenClaw before 2026.4.22 derives loopback MCP owner context from spoofable server-issued bearer tokens in request...

Access Control Bypass

Overview openclaw is a 🦞 OpenClaw — Personal AI Assistant Affected versions of this package are vulnerable to Access Control Bypass via the MCP loopback process. An attacker can gain unauthorized access to owner-gated operations by spoofing owner-context metadata in request headers. Remediation...