Description
OpenClaw before 2026.4.5 contains a server-side request forgery vulnerability in the CDP /json/version WebSocket endpoint that allows attackers to pivot to untrusted second-hop targets. The webSocketDebuggerUrl response field is not properly validated, enabling attackers to redirect connections to arbitrary hosts and perform SSRF-style attacks.
Published: 2026-05-06
Score: 4.9 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories
Source ID Title
Github GHSA Github GHSA GHSA-f7fh-qg34-x2xh OpenClaw: CDP /json/version WebSocket URL could pivot to untrusted second-hop targets
History

Thu, 07 May 2026 13:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Wed, 06 May 2026 20:15:00 +0000

Type Values Removed Values Added
Description OpenClaw before 2026.4.5 contains a server-side request forgery vulnerability in the CDP /json/version WebSocket endpoint that allows attackers to pivot to untrusted second-hop targets. The webSocketDebuggerUrl response field is not properly validated, enabling attackers to redirect connections to arbitrary hosts and perform SSRF-style attacks.
Title OpenClaw < 2026.4.5 - Second-hop SSRF via CDP /json/version WebSocket URL
First Time appeared Openclaw
Openclaw openclaw
Weaknesses CWE-601
CWE-918
CPEs cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*
Vendors & Products Openclaw
Openclaw openclaw
References
Metrics cvssV3_1

{'score': 7.7, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N'}

cvssV4_0

{'score': 4.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N'}


Subscriptions

Openclaw Openclaw
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-05-07T12:30:31.282Z

Reserved: 2026-05-01T17:00:54.536Z

Link: CVE-2026-43576

cve-icon Vulnrichment

Updated: 2026-05-07T12:30:26.954Z

cve-icon NVD

Status : Analyzed

Published: 2026-05-06T20:16:33.240

Modified: 2026-05-07T17:04:04.453

Link: CVE-2026-43576

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-06T22:30:13Z

Weaknesses