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I. Basic Information for CVE-2026-41399
Vulnerability Information
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Vulnerability Title
OpenClaw < 2026.3.28 - Denial of Service via Unbounded Pre-auth WebSocket Upgrades
Source: NVD (National Vulnerability Database)
Vulnerability Description
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.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
不加限制或调节的资源分配
Source: NVD (National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
OpenClawOpenClaw 0 ~ 2026.3.28 -
II. Public POCs for CVE-2026-41399
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III. Intelligence Information for CVE-2026-41399
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IV. Related Vulnerabilities
Same product: OpenClaw
Same vendor: OpenClaw
Same weakness: CWE-770
V. Comments for CVE-2026-41399

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