#VU125189 Authentication Bypass by Spoofing in OpenClaw
Published: April 8, 2026
Vulnerability identifier: #VU125189
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: N/A
CWE-ID: CWE-290
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
OpenClaw
OpenClaw
Software vendor:
OpenClaw
OpenClaw
Description
The vulnerability allows a remote attacker to bypass authentication and rate limiting.
The vulnerability exists due to authentication bypass by spoofing in client origin resolution for canvas auth and auth-rate-limit paths when processing forwarding headers with trusted proxies configured. A remote attacker can send spoofed forwarding headers with loopback hops to bypass authentication and rate limiting.
Exploitation requires gateway.trustedProxies to be configured.
Remediation
Install security update from vendor's website.