OpenClaw Skill Env applySkillConfigenvOverrides code injection
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Low · Low · Low
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA and GitHub. Impact type from CWE-94.
Summary
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.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | OpenClaw | 2026.2.19-2 | 2026.2.21-beta.1 | Patch available | CNA |
| — | openclaw (npm) | before 2026.2.21 | 2026.2.21 | Patch available | GHSA-82g8-464f-2mv7 |
- OpenClaw Vendor— Affected 2026.2.19-2 Fixed in 2026.2.21-beta.1 Patch available CNA
- openclaw (npm) Vendor— Affected before 2026.2.21 Fixed in 2026.2.21 Patch available GHSA-82g8-464f-2mv7
Remediation
- Fix · CNA OpenClaw Fixed in 2026.2.21-beta.1
- Fix · GHSA-82g8-464f-2mv7 openclaw (npm) Fixed in 2026.2.21 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2026-4039
- 2026-10-03 Alias added: GHSA-82g8-464f-2mv7
References
Patch 2
Advisory 2
More Openclaw vulnerabilities
- TI-2026-25309 OpenClaw < 2026.3.28 Media Parsing Path Traversal to Arbitrary File Read CVSS 4.0HIGH 8.7
- TI-2026-20394 Exposure of resource to wrong sphere in OpenClaw CVSS 3.1HIGH 8.8
- TI-2026-27742 OpenClaw < 2026.3.24 - Arbitrary Code Execution via .npmrc in Local Plugin/Hook Installation CVSS 4.0HIGH 8.4
- TI-2026-27766 OpenClaw < 2026.3.24 - Denial of Service via Feishu Webhook Pre-Auth Body Parsing CVSS 4.0MEDIUM 6.9
- TI-2026-07315 OpenClaw bluebubbles Webhook monitor.ts handleBlueBubblesWebhookRequest improper authentication CVSS 4.0MEDIUM 6.9
- TI-2026-17789 OpenClaw < 2026.2.22 - Allowlist Bypass via Command Substitution in system.run CVSS 4.0HIGH 7.5
Sources
- CVE-2026-4039 · CVE Program
- CVE-2026-4039 · NVD
- FIRST EPSS
- GHSA-82g8-464f-2mv7 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences