Signal is active with 1 mentions in latest observed window
Recommended action window: Monitor and triage in normal cycle
NVD 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.
Priority
LOW
Exploitation
NONE
PoC
NONE
Patch
AVAILABLE
Momentum
STABLE
If you run products in this scope, you should treat this CVE as relevant to your environment.
CVE-2026-41399 Denial of Service via Unbounded Unauthenticated WebSocket Upgrades in OpenClaw Before 2026.3.28 https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-41399
Post summary
A new denial‑of‑service vulnerability (CVE‑2026‑41399) in OpenClaw allows unauthenticated WebSocket upgrades in versions before 2026.3.28.
CVE-2026-41399 OpenClaw before 2026.3.28 accepts unbounded concurrent unauthenticated WebSocket upgrades without pre-authentication budget allocation. Unauthenticated network attack… https://www.cve.org/CVERecord?id=CVE-2026-41399
Post summary
The text announces CVE‑2026‑41399, detailing a flaw in OpenClaw that allows unauthenticated concurrent WebSocket upgrades. No exploit code, active exploitation claims, or patch information are provided.
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| Part | Vendor | Product | Version | Target SW | Target HW |
|---|---|---|---|---|---|
| App | openclaw | openclaw | - | node.js | - |