CVE-2026-100589: Openclaw

High severity, CVSS 8.3. EPSS: 0.3% chance of exploitation in the next 30 days.

OpenClaw versions before 2026.7.1 contain a sandbox bypass vulnerability in the browser tool that allows sandboxed sessions to access paired node browser actions despite allowHostControl=false configuration. Attackers with control over sandboxed agent input can select a paired node and perform host browser operations, inspecting or manipulating the connected browser profile and its authenticated state.

Affected products

• Openclaw Openclaw: before 2026.7.1 (fixed in 2026.7.1)

Published 2026-09-26. Last modified 2026-09-30.