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CVE-2026-101881
Description
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.
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HReferences
- https://github.com/openclaw/openclaw-windows-node/blob/v0.6.12/src/OpenClaw.Shared/WebSocketClientBase.cs#L217-L263
- https://github.com/openclaw/openclaw-windows-node/commit/1810e357aa0d0639099b347f31c746ba7d31512a
- https://github.com/openclaw/openclaw-windows-node/releases/tag/v2026.7.1
- https://github.com/openclaw/openclaw-windows-node/security/advisories/GHSA-xxr2-xm56-9cw5
- https://www.vulncheck.com/advisories/openclaw-windows-node-before-2026.7.1-denial-of-service
- https://github.com/openclaw/openclaw-windows-node/security/advisories/GHSA-xxr2-xm56-9cw5