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OpenClaw CVE-2026-43576

| EUVD-2026-28164 MEDIUM
URL Redirection to Untrusted Site (Open Redirect) (CWE-601)
2026-05-06 disclosure@vulncheck.com
SSRF Open Redirect
4.9
CVSS 4.0
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CVSS VectorNVD

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
X

Lifecycle Timeline

4
Patch available
May 06, 2026 - 21:03 EUVD
Source Code Evidence Fetched
May 06, 2026 - 20:36 vuln.today
Analysis Generated
May 06, 2026 - 20:36 vuln.today
CVE Published
May 06, 2026 - 20:16 nvd
MEDIUM 4.9

Blast Radius

ecosystem impact
† from your stack dependencies † transitive graph · vuln.today resolves 4-path depth
  • 1 npm packages depend on openclaw (1 direct, 0 indirect)

Ecosystem-wide dependent count for version 2026.4.5.

DescriptionNVD

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.

AnalysisAI

Server-side request forgery via unvalidated WebSocket URL in OpenClaw before 2026.4.5 allows authenticated attackers to pivot connections to arbitrary hosts through the Chrome DevTools Protocol (CDP) /json/version endpoint. The webSocketDebuggerUrl response field lacks validation, enabling second-hop SSRF attacks where an attacker can redirect browser profile connections to untrusted targets on internal or external networks. …

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CVE-2026-43576 vulnerability details – vuln.today
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