CVE-2026-41397: OpenClaw · OpenShell Mirror Sync — Sandbox Escape via Unrestricted File Sync + Symlink Traversal
Affects openclawSource GCVE Database
Not known to be exploited · CVSS 9.6 Critical : upgrade to 2026.3.31 as a priority.
Data as of 27 Oct 2026, 00:07 UTC
- Patch
- Available – fixed in 2026.3.31
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:NExploitation evidence
Disclosed: evidence found.
CVE published 3 Apr 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Upgrade openclaw to 2026.3.31.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| npmopenclaw | Affected
| Fixed in
|
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
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.
References
- github.com/openclaw/openclaw/security/advisories/GHSA-cwf8-44x6-32c2 (opens in a new tab)
- nvd.nist.gov/vuln/detail/CVE-2026-41397 (opens in a new tab)
- github.com/openclaw/openclaw/commit/3b9dab0ece4643a9643e6a45459f5c709d3ce320 (opens in a new tab)
- github.com/openclaw/openclaw/commit/c02ee8a3a4cb390b23afdf21317aa8b2096854d1 (opens in a new tab)
- github.com/openclaw/openclaw (opens in a new tab)
- github.com/openclaw/openclaw/releases/tag/v2026.3.31 (opens in a new tab)
- vulncheck.com/advisories/openclaw-sandbox-escape-via-unrestricted-file-sync-and-symlink-traversal (opens in a new tab)