Vulnerability in Openclaw
CVE-2026-41397
OpenClaw before 2026.3.31 contains a sandbox escape vulnerability allowing attackers to traverse directory boundaries through symlink exploitation during file synchronization operations. Remote attackers can bypass sandbox restrictions by crafting malicious symlinks in mirror sync operations to access arbitrary files outside intended boundaries.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N.
EPSS exploit prediction
EPSS: 0.006 (47.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 47.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.006 · change: +0.002
Affected products
- Openclaw — versions 0, 2026.3.31
Weakness classification (CWE)
References
- github.com/openclaw/openclaw/security/advisories/GHSA-cwf8-44x6-32c2 (vendor-advisory, Vendor Advisory)
- github.com/openclaw/openclaw/commit/c02ee8a3a4cb390b23afdf21317aa8b2096854d1 (Patch, patch)
- github.com/openclaw/openclaw/commit/3b9dab0ece4643a9643e6a45459f5c709d3ce320 (Patch, patch)
- www.vulncheck.com/advisories/openclaw-sandbox-escape-via-unrestricted-file-sync… (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2026-41397?
- CVE-2026-41397 is a medium-severity vulnerability in Openclaw, classified under Improper Link Resolution Before File Access. CVSS score: 6.8/10. Published 2026-04-28.
- How severe is CVE-2026-41397?
- Medium severity. CVSS v3 base score is 6.8 out of 10.