OpenClaw Windows Node before 2026.7.1 Denial of Service
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.1epss 0.4%
exploitation probability
0.4%top 71% of all CVEs
observed exploitation
nono source reports it
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:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Affected products
OpenClaw · OpenClaw Windows NodeReferences
https://github.com/openclaw/openclaw-windows-node/blob/v0.6.12/src/OpenClaw.Shared/WebSocketClientBase.cs#L217-L263https://github.com/openclaw/openclaw-windows-node/commit/1810e357aa0d0639099b347f31c746ba7d31512ahttps://github.com/openclaw/openclaw-windows-node/releases/tag/v2026.7.1https://github.com/openclaw/openclaw-windows-node/security/advisories/GHSA-xxr2-xm56-9cw5https://www.vulncheck.com/advisories/openclaw-windows-node-before-2026.7.1-denial-of-service