CVE-2026-42434CWE-863

OpenClaw 2026.4.5 < 2026.4.10 - Sandbox Escape via host Parameter Override in Exec Routing

High · published May 5, 2026

CVSS v4.0
8.7
EPSS
1%
Percentile
50.1
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
8.7 · HIGH
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
EPSS
0.00641 · 50.1th percentile
Weakness
CWE-863 · Incorrect Authorization
Published
2026-05-05T11:24Z
EPSS history
Timeline
  • 05 MAY 11:24Z
    OpenClaw 2026.4.5 < 2026.4.10 - Sandbox Escape via host Parameter Override in Exec Routing
    cvelistv5