CVE-2026-45003: OpenClaw < 2026.4.22 - Connector Endpoint Host Override via Workspace dotenv Files

Published May 11, 2026
·
Updated

OpenClaw before 2026.4.22 allows workspace dotenv files to override connector endpoint hosts for Matrix, Mattermost, IRC, and Synology connectors. Attackers with workspace access can redirect runtime traffic to malicious endpoints by setting endpoint variables in dotenv files.

Affected Software

2 affected components
OpenClaw OpenClaw<2026.4.22
OpenClaw Openclaw Node.js<2026.4.22

Remediation

Patch Available

https://github.com/openclaw/openclaw/commit/0623079e98abf7202591f1b04a89755eb7ec9272

Patch Available

https://www.vulncheck.com/advisories/openclaw-connector-endpoint-host-override-via-workspace-dotenv-files

Event History

May 11, 2026
CVE Published
via MITRE·04:46 PM
Data Sourced
via MITRE·04:46 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·06:16 PM
RemedyDescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2026-45003?

CVE-2026-45003 is considered a high severity vulnerability due to its ability to allow host overrides for connector endpoints.

2

How do I fix CVE-2026-45003?

To fix CVE-2026-45003, update OpenClaw to version 2026.4.22 or later.

3

What are the potential risks of CVE-2026-45003?

The risks of CVE-2026-45003 include unauthorized traffic redirection to malicious hosts by attackers with workspace access.

4

Which versions of OpenClaw are affected by CVE-2026-45003?

CVE-2026-45003 affects all versions of OpenClaw prior to 2026.4.22.

5

Who can exploit CVE-2026-45003?

CVE-2026-45003 can be exploited by attackers with access to the workspace that can modify dotenv files.

Company

Resources

Contact

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