WS-2019-0291 (High) detected in handlebars-4.1.2.tgz

[mend-for-github-com]

WS-2019-0291 - High Severity Vulnerability

Vulnerable Library - handlebars-4.1.2.tgz

Handlebars provides the power necessary to let you build semantic templates effectively with no frustration

Library home page: https://registry.npmjs.org/handlebars/-/handlebars-4.1.2.tgz

Path to dependency file: /tmp/ws-scm/jest-environment-serverless/package.json

Path to vulnerable library: /tmp/ws-scm/jest-environment-serverless/node_modules/handlebars/package.json

Dependency Hierarchy:

• jest-cli-24.8.0.tgz (Root Library)
  • core-24.8.0.tgz
    • reporters-24.8.0.tgz
      • istanbul-reports-2.2.6.tgz
        • ❌ handlebars-4.1.2.tgz (Vulnerable Library)

Found in HEAD commit: 32de9c89bc379fca73b9933c31dd684d7846cbac

Vulnerability Details

handlebars before 4.3.0 is vulnerable to Prototype Pollution leading to Remote Code Execution. Templates may alter an Objects' proto and defineGetter properties, which may allow an attacker to execute arbitrary code through crafted payloads.

Publish Date: 2019-10-06

URL: WS-2019-0291

CVSS 2 Score Details (7.3)

Base Score Metrics not available

Suggested Fix

Type: Upgrade version

Origin: https://www.npmjs.com/advisories/1164

Release Date: 2019-10-06

Fix Resolution: 4.3.0