OpenClaw 2026.2.19-2 Skill Env applySkillConfigenvOverrides code injection

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability was found in OpenClaw 2026.2.19-2. It has been rated as critical. This issue affects the function applySkillConfigenvOverrides of the component Skill Env Handler. The manipulation leads to code injection. This vulnerability is documented as CVE-2026-4039. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as critical, has been found in OpenClaw 2026.2.19-2. This issue affects the function applySkillConfigenvOverrides of the component Skill Env Handler. The manipulation with an unknown input leads to a code injection vulnerability. Using CWE to declare the problem leads to CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. Impacted is confidentiality, integrity, and availability.

It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2026-4039. The exploitation is known to be easy. The attack may be initiated remotely. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1059 according to MITRE ATT&CK.

Upgrading to version 2026.2.21-beta.1 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch 8c9f35cdb51692b650ddf05b259ccdd75cc9a83c is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 7.1
VulDB Meta Temp Score: 7.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔒

CNA Base Score: 6.3
CNA Vector: 🔒

CVSSv2info

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Code injection
CWE: CWE-94 / CWE-74 / CWE-707
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: OpenClaw 2026.2.21-beta.1
Patch: 8c9f35cdb51692b650ddf05b259ccdd75cc9a83c

Timelineinfo

03/12/2026 Advisory disclosed
03/12/2026 +0 days VulDB entry created
03/17/2026 +5 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: GHSA-82g8-464f-2mv7
Status: Confirmed

CVE: CVE-2026-4039 (🔒)
GCVE (CVE): GCVE-0-2026-4039
GCVE (VulDB): GCVE-100-350651

Entryinfo

Created: 03/12/2026 07:51
Updated: 03/17/2026 10:31
Changes: 03/12/2026 07:51 (57), 03/17/2026 10:31 (42)
Complete: 🔍
Submitter: nedlir
Cache ID: 216:C94:103

Submitinfo

Accepted

  • Submit #769580: openclaw OpenClaw 2026.2.19-2 Code Injection (by nedlir)

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