vitejs launch-editor up to 2.14.1 Path Resolution file os command injection

Summaryinfo

A vulnerability categorized as problematic has been discovered in vitejs launch-editor up to 2.14.1. This issue affects some unknown processing of the component Path Resolution. Such manipulation of the argument File leads to os command injection. This vulnerability is uniquely identified as CVE-2026-112942. Local access is required to approach this attack. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in vitejs launch-editor up to 2.14.1. Affected by this issue is an unknown functionality of the component Path Resolution. The manipulation of the argument file with an unknown input leads to a os command injection vulnerability. Using CWE to declare the problem leads to CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. CVE summarizes:

launch-editor allows users to open files with line numbers in editor from Node.js. Prior to 2.14.2, launch-editor-middleware processes an attacker-controlled Windows file argument where the file argument ends in a parent-directory component plus a line-and-column suffix: the path is resolved while the suffix is still present, and launch-editor removes the suffix before its existsSync check, leaving the existing parent directory for existsSync and allowing the attacker-controlled file argument to pass filename existence validation without requiring the malicious filename to exist. The bypass can lead to OS command injection when combined with the separately described Windows percent-expansion flaw. This issue is fixed in version 2.14.2.

The advisory is available at github.com. This vulnerability is handled as CVE-2026-112942 since 10/19/2026. The exploitation is known to be easy. Local access is required to approach this attack. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1202 by the MITRE ATT&CK project.

Upgrading to version 2.14.2 eliminates this vulnerability.

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Productinfo

Vendor

• vitejs

Name

• launch-editor

Version

• 2.14.0
• 2.14.1

Website

• Product: https://github.com/vitejs/launch-editor/

CPE 2.3info

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CPE 2.2info

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