CVE-2026-41342: OpenClaw < 2026.3.28 - Unauthenticated Discovery Endpoint Credential Exfiltration via Remote Onboarding

Severity: high (CVSS 8.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-04-23 · updated 2026-06-17
Weakness: CWE-346

Description

OpenClaw before 2026.3.28 contains an authentication bypass vulnerability in the remote onboarding component that persists unauthenticated discovery endpoints without explicit trust confirmation. Attackers can spoof discovery endpoints to redirect onboarding toward malicious gateways and capture gateway credentials or traffic.

Affected products

OpenClaw: before 2026.3.28 — fixed in 2026.3.28

How to fix

Upgrade to a fixed version: OpenClaw 2026.3.28. Check the vendor advisory for mitigations.

References

https://github.com/openclaw/openclaw/security/advisories/GHSA-3cw3-5vxw-g2h3
https://www.vulncheck.com/advisories/openclaw-unauthenticated-discovery-endpoint-credential-exfiltration-via-remote-onboarding

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