CVE-2026-4039

The record

A vulnerability was determined in OpenClaw 2026.2.19-2. This vulnerability affects the function applySkillConfigenvOverrides of the component Skill Env Handler. Executing a manipulation can lead to code injection. It is possible to launch the attack remotely. Upgrading to version 2026.2.21-beta.1 is able to resolve this issue. This patch is called 8c9f35cdb51692b650ddf05b259ccdd75cc9a83c. It is recommended to upgrade the affected component.

Affected packages

Related vulnerabilities

• GHSA-82g8-464f-2mv7 OpenClaw: Skill env override host env injection via applySkillConfigEnvOverrides… Same vulnerability
• GHSA-4hpg-mp64-x7xq OpenClaw: Internal/webchat command auth could inherit ownerAllowFrom wildcard state Also affects openclaw
• GHSA-8mg9-j9cf-54cj OpenClaw: Empty-scope device re-pairing could confuse caller scope containment Also affects openclaw
• GHSA-rx78-29qr-5hq8 OpenClaw: Workspace-derived service PATH could influence trash command selection Also affects openclaw
• GHSA-wc84-j36w-pw4x OpenClaw: Workspace .env STATE_DIRECTORY could influence bundled runtime dependency roots Also affects openclaw
• GHSA-cw4q-gqg5-g38h OpenClaw: Discord allowFrom could bind to mutable display names Also affects openclaw
• GHSA-mpc8-jxjh-qpgh OpenClaw: Focus command could miss controlScope enforcement Also affects openclaw
• GHSA-24vr-rprv-67rf OpenClaw: Workspace .env npm_execpath could influence bundled runtime dependency install Also affects openclaw