CVE-2026-3690

OpenClaw · Canvas

An authentication bypass vulnerability in OpenClaw Canvas allows unauthorized access to the application.

Executive summary

An authentication bypass vulnerability in OpenClaw Canvas poses a severe risk, potentially allowing unauthorized access to sensitive application functionality.

Vulnerability

This is an authentication bypass vulnerability that allows an attacker to circumvent existing security checks, potentially accessing restricted areas of the application without valid credentials.

Business impact

Successful exploitation could result in unauthorized access to sensitive data and administrative functions within the Canvas application. With a CVSS score of 7.4, the vulnerability represents a high-risk entry point for attackers to compromise user accounts or perform unauthorized actions, leading to potential data breaches and service disruption.

Remediation

Immediate Action: Apply the vendor-supplied security update immediately to patch the authentication bypass mechanism.

Proactive Monitoring: Analyze application access logs for suspicious patterns, such as successful access to protected areas without corresponding authentication events.

Compensating Controls: Implement Web Application Firewall (WAF) rules to detect and block requests that attempt to bypass authentication headers or parameters.

Exploitation status

Public Exploit Available: false

Analyst recommendation

Immediate action is necessary to close this authentication loophole. Security teams should prioritize patching the OpenClaw Canvas application to prevent unauthorized access and protect the confidentiality and integrity of the data managed within the platform.