CVE-2026-41347: OpenClaw < 2026.3.31 - Cross-Site Request Forgery via Missing Browser-Origin Validation in HTTP Operator Endpoints

Published Apr 23, 2026
·
Updated

OpenClaw before 2026.3.31 lacks browser-origin validation in HTTP operator endpoints when operating in trusted-proxy mode, allowing cross-site request forgery attacks. Attackers can exploit this by sending malicious requests from a browser in trusted-proxy deployments to perform unauthorized actions on HTTP operator endpoints.

Affected Software

2 affected components
OpenClaw<2026.3.31
OpenClaw Openclaw Node.js<2026.3.31

Event History

Apr 23, 2026
CVE Published
via MITRE·09:58 PM
Data Sourced
via MITRE·09:58 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·10:16 PM
RemedyDescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2026-41347?

CVE-2026-41347 is classified as a high-severity vulnerability due to its potential for cross-site request forgery attacks.

2

How do I fix CVE-2026-41347?

To remediate CVE-2026-41347, upgrade OpenClaw to version 2026.3.31 or later, which includes necessary browser-origin validations.

3

What types of attacks can CVE-2026-41347 facilitate?

CVE-2026-41347 can facilitate cross-site request forgery (CSRF) attacks due to the lack of browser-origin validation in HTTP operator endpoints.

4

Which versions of OpenClaw are affected by CVE-2026-41347?

CVE-2026-41347 affects all versions of OpenClaw prior to 2026.3.31.

5

In what mode does CVE-2026-41347 become a risk?

CVE-2026-41347 poses a risk when OpenClaw is operating in trusted-proxy mode without proper browser-origin validation.

Contact

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