CVE-2026-41355

OpenClaw < 2026.3.28 - Arbitrary Code Execution via Mirror Mode Sandbox File Conversion

Published Apr 23, 2026 CVSS 4.0 · 5.4 Medium EPSS < 1% KEV · Not listed
Description
OpenClaw before 2026.3.28 contains an arbitrary code execution vulnerability in mirror mode that converts untrusted sandbox files into workspace hooks. Attackers with mirror mode access can execute arbitrary code on the host during gateway startup by exploiting enabled workspace hooks.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-42mx-vp8m-j7qh OpenClaw: OpenShell `mirror` mode can convert untrusted sandbox files into explicitly enabled workspace hooks and execute them on the host during gateway startup
History
Type Values Removed Values Added
Description OpenShell before 2026.3.28 contains an arbitrary code execution vulnerability in mirror mode that converts untrusted sandbox files into workspace hooks. Attackers with mirror mode access can execute arbitrary code on the host during gateway startup by exploiting enabled workspace hooks. OpenClaw before 2026.3.28 contains an arbitrary code execution vulnerability in mirror mode that converts untrusted sandbox files into workspace hooks. Attackers with mirror mode access can execute arbitrary code on the host during gateway startup by exploiting enabled workspace hooks.
Title OpenShell < 2026.3.28 - Arbitrary Code Execution via Mirror Mode Sandbox File Conversion OpenClaw < 2026.3.28 - Arbitrary Code Execution via Mirror Mode Sandbox File Conversion
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description OpenShell before 2026.3.28 contains an arbitrary code execution vulnerability in mirror mode that converts untrusted sandbox files into workspace hooks. Attackers with mirror mode access can execute arbitrary code on the host during gateway startup by exploiting enabled workspace hooks.
Title OpenShell < 2026.3.28 - Arbitrary Code Execution via Mirror Mode Sandbox File Conversion
First Time appeared Openclaw
Openclaw openclaw
Weaknesses CWE-829
CPEs cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*
Vendors & Products Openclaw
Openclaw openclaw
References
Metrics cvssV3_1

{'score': 7.3, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 5.4, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
May 12, 2026, 1:46 AM
Reserved
Apr 20, 2026, 2:07 PM
Status
Modified
Published
Apr 23, 2026, 10:16 PM
Modified
Nov 11, 2026, 11:10 PM