CVE-2026-42435HIGH 8.8EPSS p32.3%

CVE-2026-42435CVE-2026-42435

Description

OpenClaw versions from 2026.2.22 before 2026.4.12 contain an insufficient shell-wrapper detection vulnerability allowing attackers to inject environment variable assignments at the argv level. Attackers can bypass exec preflight handling to manipulate high-risk shell variables like SHELLOPTS and PS4, affecting execution semantics and security controls.

Scoring

CVSS 3.18.8 (HIGH)
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS0.41% probability of exploitation · percentile 32.3% · 2026-06-19T12:03:05Z
Published2026-05-05
Last modified2026-05-05

Underlying weaknesses· 1

CWE-184

References

  1. https://github.com/openclaw/openclaw/commit/8f8492d172f4c5b4fd7dd9a47855ed620c8770ab
  2. https://github.com/openclaw/openclaw/security/advisories/GHSA-j6c7-3h5x-99g9
  3. https://www.vulncheck.com/advisories/openclaw-shell-wrapper-detection-bypass-via-environment-variable-assignment-injection

1

TypeTargetConfidenceTier
WeaknessIncomplete List of Disallowed Inputscwe-1840%live

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.