| Component | OpenClaw |
| Severity | high (CVSS 8.2) |
| CVSS vector | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N |
| Published (NVD) | 2026-04-21 |
| Last modified | 2026-06-17 |
| Affected versions | openclaw < 2026.3.31 |
| Fixed in | 2026.3.31 |
| Weakness | CWE-367 |
| CISA KEV | not listed |
NVD description
OpenClaw before 2026.3.31 contains a time-of-check-time-of-use race condition in the remote filesystem bridge readFile function that allows sandbox escape. Attackers can exploit the separate path validation and file read operations to bypass sandbox restrictions and read arbitrary files.
What to do
- Upgrade OpenClaw to
2026.3.31or later. - Do not expose the component's API or UI to the internet without authentication in front of it.
Sources
- NVD: CVE-2026-41296
- https://github.com/openclaw/openclaw/security/advisories/GHSA-9p3r-hh9g-5cmg
- https://github.com/openclaw/openclaw/commit/121870a08583033ed6a0ed73d9ffea32991252bb
- https://www.vulncheck.com/advisories/openclaw-sandbox-escape-via-toctou-race-in-remote-fs-bridge-readfile
Read more
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