This advisory has been withdrawn because it is a duplicate of GHSA-wcxr-59v9-rxr8. This link is maintained to preserve external references.
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.
{
"cwe_ids": [
"CWE-863"
],
"github_reviewed_at": "2026-04-01T00:06:14Z",
"nvd_published_at": "2026-03-29T13:17:00Z",
"severity": "CRITICAL",
"github_reviewed": true
}