Description
OpenClaw versions prior to 2026.3.7 contain a sandbox escape vulnerability in the /acp spawn command that allows authorized sandboxed sessions to initialize host-side ACP runtime. Attackers can bypass sandbox restrictions by invoking the /acp spawn slash-command to cross from sandboxed chat context into host-side ACP session initialization when ACP is enabled.
Published: 2026-03-23
Score: 5.8 Medium
EPSS: < 1% Very Low
KEV: No
Impact: Sandbox Escape
Action: Immediate Patch
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Github GHSA Github GHSA GHSA-9q36-67vc-rrwg OpenClaw: Sandboxed /acp spawn requests could initialize host ACP sessions
History

Wed, 25 Mar 2026 20:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Wed, 25 Mar 2026 15:00:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:N'}

cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N'}


Tue, 24 Mar 2026 21:30:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*

Tue, 24 Mar 2026 10:45:00 +0000

Type Values Removed Values Added
First Time appeared Openclaw
Openclaw openclaw
Vendors & Products Openclaw
Openclaw openclaw

Tue, 24 Mar 2026 02:30:00 +0000

Type Values Removed Values Added
Description OpenClaw versions prior to 2026.3.7 contain a sandbox escape vulnerability in the /acp spawn command that allows authorized sandboxed sessions to initialize host-side ACP runtime. Attackers can bypass sandbox restrictions by invoking the /acp spawn slash-command to cross from sandboxed chat context into host-side ACP session initialization when ACP is enabled.
Title OpenClaw < 2026.3.7 - Sandbox Escape via /acp spawn Command
Weaknesses CWE-863
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:N'}

cvssV4_0

{'score': 5.8, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N'}


Subscriptions

Openclaw Openclaw
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-03-25T19:15:32.305Z

Reserved: 2026-02-22T13:10:57.098Z

Link: CVE-2026-27646

cve-icon Vulnrichment

Updated: 2026-03-25T19:15:29.225Z

cve-icon NVD

Status : Modified

Published: 2026-03-23T22:16:25.660

Modified: 2026-03-25T15:16:39.280

Link: CVE-2026-27646

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-03-25T20:36:23Z

Weaknesses