OS Command Injection in OpenClaw - #VU126433
Published: April 17, 2026
Vulnerability identifier: #VU126433
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
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 attacker to execute arbitrary commands.
The vulnerability exists due to improper neutralization of special elements used in an os command in exec preflight handling when processing shell-wrapper and argv-level environment assignment forms. A remote attacker can supply crafted environment assignment input to execute arbitrary commands.
High-risk shell environment controls such as SHELLOPTS and PS4 are implicated by the advisory.
Remediation
Install security update from vendor's website.