WS-2019-0319 (High) detected in showdown-1.9.0.tgz

[mend-bolt-for-github]

WS-2019-0319 - High Severity Vulnerability

Vulnerable Library - showdown-1.9.0.tgz

A Markdown to HTML converter written in Javascript

Library home page: https://registry.npmjs.org/showdown/-/showdown-1.9.0.tgz

Path to dependency file: /DashBoard/bower_components/marked/package.json

Path to vulnerable library: DashBoard/bower_components/marked/node_modules/showdown/package.json

Dependency Hierarchy:

• ❌ showdown-1.9.0.tgz (Vulnerable Library)

Vulnerability Details

In "showdownjs/showdown" prior to v1.9.1, 'rel="noopener' is not defined, thus can lead an attacker to control the document’s window object.

Publish Date: 2019-03-10

URL: WS-2019-0319

CVSS 3 Score Details (7.3)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: None
  • Scope: Unchanged
• Impact Metrics:
  • Confidentiality Impact: Low
  • Integrity Impact: Low
  • Availability Impact: Low

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://www.npmjs.com/advisories/1302

Release Date: 2019-12-01

Fix Resolution: showdown - 1.9.1

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