Improper access control in OpenClaw - #VU128844
Published: May 1, 2026
Vulnerability identifier: #VU128844
CSH Severity: Medium
CVSS v4.0: 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-284
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: OpenClaw
Affected software:
OpenClaw
OpenClaw
Detailed vulnerability description
The vulnerability allows a remote attacker to access canvas routes beyond intended authorization boundaries.
The vulnerability exists due to improper access control in canvas routes when handling network-visible canvas access requests in mixed-trust deployments. A remote attacker can send requests without an explicit token or session capability to access canvas routes beyond intended authorization boundaries.
Risk is highest in non-loopback or mixed-trust environments.
Remediation
Install security update from vendor's website.