What is CVE-2026-41299?

An authorization bypass in OpenClaw's chat.send gateway where ACP-only provenance fields are gated by self-declared client metadata from WebSocket handshake rather than verified authorization state.

What is the CVSS score of CVE-2026-41299?

CVSS 7.1 (High) with network attack vector, low attack complexity, and high integrity impact.

Which OpenClaw versions are affected by CVE-2026-41299?

All OpenClaw versions before 2026.3.28. Upgrade to 2026.3.28 or above to patch.

How can CVE-2026-41299 be exploited?

An authenticated operator client spoofs ACP identity labels during WebSocket handshake, injecting reserved provenance fields intended only for the ACP bridge.

How to mitigate CVE-2026-41299?

Upgrade to v2026.3.28+, restrict gateway exposure through network segmentation, implement integrity checks on provenance fields.

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CVE-2026-41299: Gateway ACP Provenance Guard Bypassed by WebSocket Client Identity Spoofing

OpenClaw before 2026.3.28 allows authenticated operator clients to spoof ACP identity labels and inject reserved provenance fields via manipulated WebSocket handshake metadata, bypassing authorization (CVSS 7.1).