CVE-2026-35634

OpenClaw before 2026.3.23 contains an authentication bypass vulnerability in the Canvas gateway where authorizeCanvasRequest() unconditionally allows local-direct requests without validating bearer tokens or canvas capabilities. Attackers can send unauthenticated loopback HTTP and WebSocket requests to Canvas routes to bypass authentication and gain unauthorized access.

CVSS v3 5.1 MEDIUM

5.1^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.5 / Impact : 2.5

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/openclaw/openclaw/commit/630f1479c44f78484dfa21bb407cbe6f171dac87	Patch
https://github.com/openclaw/openclaw/commit/d5dc6b6573ae489bc7e5651090f4767b93537c9e	Patch
https://github.com/openclaw/openclaw/security/advisories/GHSA-6mqc-jqh6-x8fc	Vendor Advisory
https://www.vulncheck.com/advisories/openclaw-authentication-bypass-via-local-direct-requests-in-canvas-gateway	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*

History

No history.

Information

Published : 2026-04-09 22:16

Updated : 2026-06-17 10:40

NVD link : CVE-2026-35634

Mitre link : CVE-2026-35634

CVE.ORG link : CVE-2026-35634

JSON object : View

Products Affected

openclaw

openclaw

CWE

CWE-288

Authentication Bypass Using an Alternate Path or Channel

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