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OpenAdvisories
High · 8.8 CVE-2026-42435 EUVD-2026-27253GHSA-j6c7-3h5x-99g9

OpenClaw 2026.2.22 < 2026.4.12 - Shell-Wrapper Detection Bypass via Environment Variable Assignment Injection

Published May 5, 2026 · Updated May 6, 2026 · Assigned by VulnCheck

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.

Affected products

VendorProductAffectedFixed
OpenClaw OpenClaw 2026.2.22 – < 2026.4.12 2026.4.12

Affected packages

EcosystemPackageAffectedFixedRecord
npm openclaw >= 2026.2.22, < 2026.4.12 2026.4.12 GHSA-j6c7-3h5x-99g9

Advisories 1

References