CVE-2026-4039

OpenClaw Skill Env applySkillConfigenvOverrides code injection

HIGH
8.8
CVSS Score
Published: March 12, 2026 at 12:02 PM UTC
Updated: June 17, 2026 at 10:55 AM UTC
1 product affected across 1 vendorOpenClaw

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Severity
HIGH8.8
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 2026.2.212026.2.19-2
Vendor states this is fixed in 2026.2.21-beta.1 (unaffected)

References (7)

VDB EntryTechnical DescriptionThird Party Advisory
Source: cverecord
https://vuldb.com/?id.350651
SignaturePermissions RequiredVDB Entry
Source: cverecord
https://vuldb.com/?ctiid.350651
Third Party AdvisoryVDB Entry
Source: cverecord
https://vuldb.com/?submit.769580

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-94CWE-74

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