CVE-2026-40045

OpenClaw < 2026.4.2 - Cleartext Credential Transmission via Unencrypted WebSocket Gateway Endpoints

CVSS 5.9 MEDIUMEPSS 0.1%CWE-319

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 5.9EPSS 0.1%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado

Lifecycle

20 Apr 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

OpenClaw before 2026.4.2 accepts non-loopback cleartext ws:// gateway endpoints and transmits stored gateway credentials over unencrypted connections. Attackers can forge discovery results or craft setup codes to redirect clients to malicious endpoints, disclosing plaintext gateway credentials.

CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:P/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Affected products

OpenClaw · OpenClaw

Want to know if your infrastructure is exposed to this?

Talk to TrueHacking →

References

https://github.com/openclaw/openclaw/commit/a941a4fef9bc43b2973c92d0dcff5b8a426210c5 https://github.com/openclaw/openclaw/security/advisories/GHSA-83f3-hh45-vfw9 https://www.vulncheck.com/advisories/openclaw-cleartext-credential-transmission-via-unencrypted-websocket-gateway-endpoints