{"id":"CVE-2026-42434","aliases":["GHSA-736r-jwj6-4w23"],"url":"https://o3.security/vulnerability/CVE-2026-42434","summary":"OpenClaw 2026.4.5 < 2026.4.10 - Sandbox Escape via host Parameter Override in Exec Routing","details":"OpenClaw versions 2026.4.5 before 2026.4.10 contain a sandbox escape vulnerability allowing sandboxed agents to override exec routing by specifying host=node. Attackers can bypass sandbox boundaries and route execution to remote nodes instead of intended sandbox paths.","published":"2026-05-05T11:24:53.898Z","modified":"2026-08-07T11:51:09.378350646Z","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"npm","name":"openclaw","fixedVersion":"2026.4.10"}],"fix":{"url":"https://github.com/openclaw/openclaw/commit/dffad08529202edbf34e4808788e1182fe10f6a9","label":"openclaw/openclaw@dffad08"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/42xxx/CVE-2026-42434.json"},{"type":"ADVISORY","url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-736r-jwj6-4w23"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-42434"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/openclaw-sandbox-escape-via-host-parameter-override-in-exec-routing"},{"type":"FIX","url":"https://github.com/openclaw/openclaw/commit/dffad08529202edbf34e4808788e1182fe10f6a9"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-07T11:51:09.378350646Z"}}