| Component | OpenClaw |
| Severity | high (CVSS 8.4) |
| CVSS vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N |
| Published (NVD) | 2026-03-29 |
| Last modified | 2026-06-17 |
| Affected versions | openclaw < 2026.3.11 |
| Fixed in | 2026.3.11 |
| Weakness | CWE-863 |
| CISA KEV | not listed |
NVD description
OpenClaw before 2026.3.11 contains a session sandbox escape vulnerability in the session_status tool that allows sandboxed subagents to access parent or sibling session state. Attackers can supply arbitrary sessionKey values to read or modify session data outside their sandbox scope, including persisted model overrides.
What to do
- Upgrade OpenClaw to
2026.3.11or later. - Do not expose the component's API or UI to the internet without authentication in front of it.
Sources
- NVD: CVE-2026-32918
- https://github.com/openclaw/openclaw/security/advisories/GHSA-wcxr-59v9-rxr8
- https://www.vulncheck.com/advisories/openclaw-session-sandbox-escape-via-session-status-tool
Read more
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