QwikSec

Security Database

CVE

CWE

Training

CVE-2026-35634

Published: Apr 9, 2026

Modified: Apr 10, 2026

PUBLISHED

CVSS v3.1

5.1

MEDIUM

Description

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.

Vendor	Product	Versions
OpenClaw	OpenClaw	affected `0 - < 2026.3.23` unaffected `2026.3.23`

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

None

References

GitHub Security Advisory (GHSA-6mqc-jqh6-x8fc)

third-party-advisory

Patch Commit #1

patch

Patch Commit #2

patch

VulnCheck Advisory: OpenClaw < 2026.3.23 - Authentication Bypass via Local-Direct Requests in Canvas Gateway

third-party-advisory

Security Training

Train your team to recognize and prevent security threats with our comprehensive security awareness program.

Vulnerability Scanning

Discover vulnerabilities in your applications and infrastructure before attackers do.