OS Command Injection in OpenClaw - #VU132697
Published: May 29, 2026
Vulnerability identifier: #VU132697
CSH Severity: Low
CVSS v4: 7.2 [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]
CVE-ID: N/A
CWE-ID: CWE-78
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
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.
Affected software
OpenClaw
Remediation
Install security update from vendor's website.
OpenClaw - update to 2026.5.12