Critical
OpenClaw: Sandbox escape via TOCTOU race in remote FS bridge readFile
Summary
Sandbox escape via TOCTOU race in remote FS bridge readFile
Current Maintainer Triage
- Normalized severity: critical
- Assessment: v2026.3.28 remote sandbox reads still do path-check then separate file read, so the TOCTOU sandbox escape remains present in the latest shipped tag.
Affected Packages / Versions
- Package:
openclaw(npm) - Latest published npm version:
2026.3.31 - Vulnerable version range:
<=2026.3.28 - Patched versions:
>= 2026.3.31 - First stable tag containing the fix:
v2026.3.31
Fix Commit(s)
121870a08583033ed6a0ed73d9ffea32991252bb— 2026-03-31T09:55:51+09:00
OpenClaw thanks @AntAISecurityLab for reporting.
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| npm package | openclaw | < 2026.3.31 | 2026.3.31 |
References
- https://github.com/openclaw/openclaw/security/advisories/GHSA-9p3r-hh9g-5cmg
- https://nvd.nist.gov/vuln/detail/CVE-2026-41296
- https://github.com/openclaw/openclaw/commit/121870a08583033ed6a0ed73d9ffea32991252bb
- https://github.com/openclaw/openclaw
- https://github.com/openclaw/openclaw/releases/tag/v2026.3.31
- https://www.vulncheck.com/advisories/openclaw-sandbox-escape-via-toctou-race-in-remote-fs-bridge-readfile
CVSS score
8.2/10
- CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N- Weakness (CWE)
CWE-367- Platform
- npm
- Package
openclaw- Disclosed
- 03.04.2026
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-9p3r-hh9g-5cmg - CC BY 4.0
Vulnerability history: openclaw
All published vulnerabilities of this package (npm package), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 588
- First → latest
- 02.2026 07.2026
- Without a fix
- 9
- Exploited in attacks
- 0
Severity breakdown
- Critical 20
- High 215
- Medium 299
- Low 54
Disclosures per year
- 2026: 588
-
OpenClaw: Sandbox escape via TOCTOU race in remote FS bridge readFile this entry
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