Vulnerability Details CVE-2026-41399
OpenClaw before 2026.3.28 accepts unbounded concurrent unauthenticated WebSocket upgrades without pre-authentication budget allocation. Unauthenticated network attackers can exhaust socket and worker capacity to disrupt WebSocket availability for legitimate clients.
Exploit prediction scoring system (EPSS) score
CVSS Severity
CVSS v3 Score 7.5