Description
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.
Affected products
openclaw: openclaw
References4
- github.com/openclaw/openclaw/security/advisories/GHSA-cwf8-44x6… Vendor Advisory
- github.com/openclaw/openclaw/commit/3b9dab0ece4643a9643e6a45459… Patch
- github.com/openclaw/openclaw/commit/c02ee8a3a4cb390b23afdf21317… Patch
- www.vulncheck.com/advisories/openclaw-sandbox-escape-via-unrest… Third Party Advisory
Metrics
- CVSS 3.1
-
9.6
CRITICAL
Score source: NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N - CVSS 4.0
-
7.6
HIGH
Score source: CNA
CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - EPSS — exploit probability
- 0% percentile: 41 · as of 13 November 2026
- CWE
- CWE-59
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.