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CVE-2026-3690

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CVE-2026-3690

Published: Apr 11, 2026

Modified: Apr 14, 2026

PUBLISHED

CVSS v3.0

7.4

HIGH

Description

OpenClaw Canvas Authentication Bypass Vulnerability. This vulnerability allows remote attackers to bypass authentication on affected installations of OpenClaw. Authentication is not required to exploit this vulnerability. The specific flaw exists within the implementation of the the authentication function for canvas endpoints. The issue results from improper implementation of authentication. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-29311.

VendorProductVersions

OpenClaw

OpenClaw

affected
2026.2.17

Weaknesses (CWE)

CWE-291

CVSS v3.0 Details

CVSS v3.0 Vector

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

None

References

ZDI-26-228
x_research-advisory
vendor-provided URL
vendor-advisory

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