CVE-2026-32977

OpenClaw < 2026.3.11 - Sandbox Boundary Bypass via Unanchored writeFile Commit Path

Published Mar 31, 2026 CVSS 4.0 · 5.8 Medium EPSS < 1% KEV · Not listed
Description
OpenClaw before 2026.3.11 contains a sandbox boundary bypass vulnerability in the fs-bridge writeFile commit step that uses an unanchored container path during the final move operation. An attacker can exploit a time-of-check-time-of-use race condition by modifying parent paths inside the sandbox to redirect committed files outside the validated writable path within the container mount namespace.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-xvx8-77m6-gwg6 OpenClaw: Sandbox `writeFile` commit could race outside the validated path
History
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 OpenClaw before 2026.3.11 contains a sandbox boundary bypass vulnerability in the fs-bridge writeFile commit step that uses an unanchored container path during the final move operation. An attacker can exploit a time-of-check-time-of-use race condition by modifying parent paths inside the sandbox to redirect committed files outside the validated writable path within the container mount namespace.
Title OpenClaw < 2026.3.11 - Sandbox Boundary Bypass via Unanchored writeFile Commit Path
First Time appeared Openclaw
Openclaw openclaw
Weaknesses CWE-367
CPEs cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*
Vendors & Products Openclaw
Openclaw openclaw
References
Metrics cvssV3_1

{'score': 6.3, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H'}

cvssV4_0

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

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Jun 23, 2026, 4:15 PM
Reserved
Mar 17, 2026, 11:31 AM
Status
Analyzed
Published
Mar 31, 2026, 12:16 PM
Modified
Jul 25, 2026, 10:10 AM