| Component | OpenClaw |
| Severity | medium (CVSS 5.3) |
| CVSS vector | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N |
| Published (NVD) | 2026-09-26 |
| Last modified | 2026-09-29 |
| Affected versions | < 2026.8.1 read from the advisory text: NVD has not published CPE data yet |
| Fixed in | 2026.8.1 |
| Weakness | CWE-22 |
| CISA KEV | not listed |
NVD description
OpenClaw versions before 2026.8.1 contain a path traversal vulnerability in the tools.fs.workspaceOnly feature where Unicode filename fallback can normalize validated parent directory components. Admitted requesters can exploit canonically equivalent sibling directories to read files outside the configured workspace boundary.
What to do
- Upgrade OpenClaw to
2026.8.1or later. - Do not expose the component's API or UI to the internet without authentication in front of it.
Sources
- NVD: CVE-2026-100533
- https://github.com/openclaw/openclaw/security/advisories/GHSA-5rx7-34fw-64qg
- https://www.vulncheck.com/advisories/openclaw-before-2026.8.1-path-traversal-via-unicode-fallback
Read more
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