Home/CVE/OpenClaw Canvas Authentication Bypass Vulnerability. This vulnerability allows remote attackers to bypass authentication
CVE

CVE-2026-3690

OpenClaw Canvas Authentication Bypass Vulnerability. This vulnerability allows remote attackers to bypass authentication

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 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.

HIGH · CVSS 7.4 EPSS 0.003
Act now
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-291Reliance on IP Address for Authentication
▤

Affected Products & Versions

1
openclaw< 2026.2.19
⚠

Public Exploits & PoCs

2
pocgithub.com · GHSA-vvjh-f6p9-5vcfgithub.com
pocwww.zerodayinitiative.com · ZDI-26-228www.zerodayinitiative.com
▣

Scoring & Timeline

7.4
HIGH · CVSS v3.0 · zdi-disclosures@trendmicro.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD11 Apr 2026 · 01:16 AM
CVSS VectorCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
total
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