CVE-2026-3690 PUBLISHED

OpenClaw Canvas Authentication Bypass Vulnerability

Assigner: zdi
Reserved: 07.03.2026 Published: 11.04.2026 Updated: 11.04.2026

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.

Metrics

CVSS Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS Score: 7.4

Product Status

Vendor OpenClaw
Product OpenClaw
Versions Default: unknown
  • Version 2026.2.17 is affected

References

Problem Types

  • CWE-291: Reliance on IP Address for Authentication CWE