OS Command Injection in OpenClaw - #VU132697
Published: May 29, 2026
Vulnerability identifier: #VU132697
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: N/A
CWE-ID: CWE-78
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: OpenClaw
Affected software:
OpenClaw
OpenClaw
Detailed vulnerability description
The vulnerability allows a remote user to execute unauthorized commands.
The vulnerability exists due to improper neutralization of special elements used in an os command in the bundled MCP session-spawn path when handling reachable loopback session-spawn requests. A remote user can bypass the exec denylist to execute unauthorized commands.
Only configurations with the affected bundled MCP loopback feature enabled and reachable are vulnerable.
Remediation
Install security update from vendor's website.