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Stalin
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![CVE](https://img.shields.io/badge/CVE-2026--42290-red)
# CVE-2026-42290 — protobufjs `pbts` Command Injection via Unsanitized File Paths
# protobufjs `pbts` Command Injection via Unsanitized File Paths
> CVE-2026-42290 has been officially published.
## Overview
The `pbts` CLI tool in protobufjs constructed a shell command using unsanitized file paths and executed it via `child_process.exec`, allowing shell metacharacters in file names or paths to be interpreted by the shell.
**CVE ID:** CVE-2026-42290
**Affected Component:** protobufjs CLI (`pbts`)
**Severity:** High
**Vulnerability Type:** Command Injection
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## Discoverer
**Stalin S** ([@0x5t4l1n](https://github.com/0x5t4l1n))