CVE-2026-43576

HIGH

OpenClaw < 2026.4.5 - Second-hop SSRF via CDP /json/version WebSocket URL

Title source: cna
STIX 2.1

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.

References (3)

Core 3
Core References
Vendor Advisory vendor-advisory
GitHub Security Advisory (GHSA-f7fh-qg34-x2xh)
https://github.com/openclaw/openclaw/security/advisories/GHSA-f7fh-qg34-x2xh
Third Party Advisory third-party-advisory
VulnCheck Advisory: OpenClaw < 2026.4.5 - Second-hop SSRF via CDP /json/version WebSocket URL
https://www.vulncheck.com/advisories/openclaw-second-hop-ssrf-via-cdp-json-version-websocket-url

Scores

CVSS v3 7.7
EPSS 0.0003
EPSS Percentile 10.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-601 CWE-918
Status published
Products (4)
npm/openclaw 0 - 2026.4.5npm
OpenClaw/OpenClaw < 2026.4.5
openclaw/openclaw < 2026.4.5
OpenClaw/OpenClaw 2026.4.5
Published May 06, 2026
Tracked Since May 07, 2026