Description
OpenClaw before 2026.3.31 misclassifies proxied remote requests as loopback connections in the diffs viewer when allowRemoteViewer is disabled, allowing unauthorized access. Attackers can bypass access controls by sending proxied requests that are incorrectly identified as local loopback traffic, circumventing intended remote viewer restrictions.
Published: 2026-04-28
Score: 6.3 Medium
EPSS: < 1% Very Low
KEV: No
Impact: Unauthorized access via proxied requests
Action: Apply Patch
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Github GHSA Github GHSA GHSA-3xv9-89fm-7h4r OpenClaw: diffs viewer misclassifies proxied remote requests as loopback when `allowRemoteViewer` is disabled
History

Wed, 29 Apr 2026 20:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 28 Apr 2026 19:15:00 +0000

Type Values Removed Values Added
Description OpenClaw before 2026.3.31 misclassifies proxied remote requests as loopback connections in the diffs viewer when allowRemoteViewer is disabled, allowing unauthorized access. Attackers can bypass access controls by sending proxied requests that are incorrectly identified as local loopback traffic, circumventing intended remote viewer restrictions.
Title OpenClaw < 2026.3.31 - Access Control Bypass via Proxied Remote Request Misclassification
First Time appeared Openclaw
Openclaw openclaw
Weaknesses CWE-807
CPEs cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*
Vendors & Products Openclaw
Openclaw openclaw
References
Metrics cvssV3_1

{'score': 2.9, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N'}

cvssV4_0

{'score': 6.3, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N'}


Subscriptions

Openclaw Openclaw
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-04-29T19:10:21.578Z

Reserved: 2026-04-20T14:15:22.223Z

Link: CVE-2026-41403

cve-icon Vulnrichment

Updated: 2026-04-29T19:10:11.820Z

cve-icon NVD

Status : Analyzed

Published: 2026-04-28T19:37:43.823

Modified: 2026-04-30T17:40:44.797

Link: CVE-2026-41403

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-04-29T01:30:06Z

Weaknesses