| Component | OpenClaw |
| Severity | high (CVSS 7.3) |
| CVSS vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H |
| Published (NVD) | 2026-04-23 |
| Last modified | 2026-06-17 |
| Affected versions | openclaw < 2026.3.28 |
| Fixed in | 2026.3.28 |
| Weakness | CWE-829 |
| CISA KEV | not listed |
NVD description
OpenClaw before 2026.3.28 contains an arbitrary code execution vulnerability in mirror mode that converts untrusted sandbox files into workspace hooks. Attackers with mirror mode access can execute arbitrary code on the host during gateway startup by exploiting enabled workspace hooks.
What to do
- Upgrade OpenClaw to
2026.3.28or later. - Do not expose the component's API or UI to the internet without authentication in front of it.
Sources
- NVD: CVE-2026-41355
- https://github.com/openclaw/openclaw/security/advisories/GHSA-42mx-vp8m-j7qh
- https://github.com/openclaw/openclaw/commit/c02ee8a3a4cb390b23afdf21317aa8b2096854d1
- https://www.vulncheck.com/advisories/openshell-arbitrary-code-execution-via-mirror-mode-sandbox-file-conversion
Read more
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