Duplicate Advisory: OpenClaw is vulnerable to unauthenticated resource exhaustion through its voice call webhook handling

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-rm59-992w-x2mv. This link is maintained to preserve external references. Original Description OpenClaw before 2026.3.22 contains an unauthenticated resource exhaustion vulnerability in voice call webhook handlin...

CVE-2026-35626

OpenClaw before 2026.3.22 contains an unauthenticated resource exhaustion vulnerability in voice call webhook handling that buffers request bodies before provider signature checks. Attackers can send large or malicious webhook requests to exhaust server resources without authentication by bypassi...

PT-2026-31762

Name of the Vulnerable Software and Affected Versions OpenClaw versions prior to 2026.3.22 Description OpenClaw contains an unauthenticated resource exhaustion issue in how it handles voice call webhooks. The system buffers request bodies before verifying the provider's signature, allowing...