PT-2026-37006 · Openclaw · Openclaw

Keensecuritylab + 1 · CVE-2026-42434 · Published 2026-04-17 · Updated 2026-05-05

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions OpenClaw versions 2026.4.5 through 2026.4.9

Description Sandboxed agents can escape exec routing by specifying host=node. This allows attackers to bypass sandbox boundaries and route execution to remote nodes instead of the intended sandbox paths.

Recommendations Update to version 2026.4.10 or newer.

Exploit

Fix

Incorrect Authorization

Weakness Enumeration

CWE-863

Related Identifiers

CVE-2026-42434

GHSA-736R-JWJ6-4W23

Affected Products

Openclaw

References · 10

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/42xxx/CVE-2026-42434.json · Exploit
• https://github.com/openclaw/openclaw/commit/dffad08529202edbf34e4808788e1182fe10f6a9 · Patch
• https://github.com/openclaw/openclaw/security/advisories/GHSA-736r-jwj6-4w23 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-42434 · Security Note
• https://osv.dev/vulnerability/CVE-2026-42434 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-736r-jwj6-4w23 · Vendor Advisory
• https://github.com/openclaw/openclaw · Note
• https://github.com/openclaw/openclaw/pull/63880 · Note
• https://vulncheck.com/advisories/openclaw-sandbox-escape-via-host-parameter-override-in-exec-routing · Note
• https://t.me/cveNotify/162164 · Telegram Post