Vulnerability DatabaseCVE-2026-42435
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CVE-2026-42435
Published:May 05, 2026
Updated:May 16, 2026
OpenClaw versions from 2026.2.22 before 2026.4.12 contain an insufficient shell-wrapper detection vulnerability allowing attackers to inject environment variable assignments at the argv level. Attackers can bypass exec preflight handling to manipulate high-risk shell variables like SHELLOPTS and PS4, affecting execution semantics and security controls.
Affected Packages
openclaw (NPM):
Affected version(s) >=2026.2.22 <2026.4.12
Fix Suggestion:
Update to version 2026.4.12
openclaw (NPM):
Affected version(s) >=2026.2.22 <2026.4.12
Fix Suggestion:
Update to version 2026.4.12
Related Resources (5)
https://github.com/openclaw/openclaw/pull/65717
https://github.com/openclaw/openclaw/security/advisories/GHSA-j6c7-3h5x-99g9
https://github.com/openclaw/openclaw/commit/8f8492d172f4c5b4fd7dd9a47855ed620c8770ab
https://github.com/openclaw/openclaw
https://www.vulncheck.com/advisories/openclaw-shell-wrapper-detection-bypass-via-environment-variable-assignment-injection
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CVSS v4
Base Score:
8.7
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
8.8
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Weakness Type (CWE)
Incomplete List of Disallowed Inputs
CWE-184
Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
CWE-78
EPSS
Base Score:
0.11