CVE-2026-53821

HIGH 8.8

OpenClaw < 2026.5.18 - Scope Elevation in trusted-proxy Control UI WebSocket

CVSS Score

8.8

EPSS Score

0.0%

EPSS Percentile

0th

OpenClaw before 2026.5.18 accepts WebSocket client-declared operator scopes before binding to server-approved pairing or trusted-proxy authorization baseline. Unpaired or restricted trusted-proxy Control UI clients can obtain cached operator.admin authority on live WebSocket connections to execute admin-gated Gateway RPCs.

CWE	CWE-862
Vendor	openclaw
Product	openclaw
Published	Jun 12, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

OpenClaw / OpenClaw

0 < 2026.5.18

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/openclaw/openclaw/security/advisories/GHSA-qjpc-qf9m-xwmr vulncheck.com: https://www.vulncheck.com/advisories/openclaw-scope-elevation-in-trusted-proxy-control-ui-websocket

Credits

Ad Actum (@adactum) 🔍 Andres Murillo (@handmilkingsoftware)