Arbitrary Code Injection Affecting protobufjs-cli package, versions <1.2.1>=2.0.0-experimental <2.0.2
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Start learning- Snyk IDSNYK-JS-PROTOBUFJSCLI-16643441
- published14 May 2026
- disclosed12 May 2026
- creditVladimirEliTokarev
Introduced: 12 May 2026
NewCVE-2026-44295 (opens in a new tab)How to fix?
Upgrade protobufjs-cli to version 1.2.1, 2.0.2 or higher.
Overview
protobufjs-cli is a Translates between file formats and generates static code as well as TypeScript definitions.
Affected versions of this package are vulnerable to Arbitrary Code Injection via the pbjs static code generation. An attacker can execute arbitrary code by providing crafted schema names that are incorporated into generated JavaScript output, which is then executed or imported by the application or build process.