CVE-2026-41397
OpenClaw: OpenShell Mirror Sync — Sandbox Escape via Unrestricted File Sync + Symlink Traversal
Description
## Summary OpenShell Mirror Sync: Sandbox Escape via Unrestricted File Sync + Symlink Traversal ## Current Maintainer Triage - Status: narrow - Normalized severity: high - Assessment: v2026.3.28 still has the mirror-boundary bug because shipped c02ee8 only excluded hooks while unreleased 3b9dab is the first full symlink-free upload and download hardening. ## 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) - `c02ee8a3a4cb390b23afdf21317aa8b2096854d1` — 2026-03-25T19:59:07Z - `3b9dab0ece4643a9643e6a45459f5c709d3ce320` — 2026-03-30T14:51:44+01:00 OpenClaw thanks @AntAISecurityLab for reporting.
How to fix CVE-2026-41397
To remediate CVE-2026-41397, upgrade the affected package to a fixed version below.
- —upgrade to 2026.3.31 or later
Is CVE-2026-41397 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2026.3.31
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N |
| osv | CVSS 3.1 | CRITICAL9.6 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N |