CVE-2026-101881: Openclaw Windows Node

Medium severity, CVSS 6.5. EPSS: 0.4% chance of exploitation in the next 30 days.

OpenClaw Windows Node before 2026.7.1 contains an allocation of resources without limits vulnerability in the gateway WebSocket transport that allows connected gateways to exhaust node memory. Attackers can send an unending sequence of WebSocket continuation frames without EndOfMessage to cause unbounded memory growth until the node process crashes.

Affected products

• Openclaw Openclaw Windows Node: before 2026.7.1 (fixed in 2026.7.1)

Published 2026-09-30. Last modified 2026-10-01.