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WS-2019-0319 (High) detected in showdown-1.8.6.tgz #3

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mend-for-github-com bot opened this issue May 13, 2020 · 0 comments
Open

WS-2019-0319 (High) detected in showdown-1.8.6.tgz #3

mend-for-github-com bot opened this issue May 13, 2020 · 0 comments
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security vulnerability Security vulnerability detected by WhiteSource

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mend-for-github-com bot commented May 13, 2020 •
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WS-2019-0319 - High Severity Vulnerability

Vulnerable Library - showdown-1.8.6.tgz

A Markdown to HTML converter written in Javascript

Library home page: https://registry.npmjs.org/showdown/-/showdown-1.8.6.tgz

Dependency Hierarchy:

  • @wordpress/blocks-file:packages/blocks.tgz (Root Library)
    • ❌ showdown-1.8.6.tgz (Vulnerable Library)

Found in HEAD commit: 01719cf04fd7c129bd717b07454cfe760bae182e

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: 2019-03-10

Fix Resolution: showdown - 1.9.1
@mend-for-github-com mend-for-github-com bot added the security vulnerability Security vulnerability detected by WhiteSource label May 13, 2020
@mend-for-github-com mend-for-github-com bot changed the title WS-2019-0319 (Medium) detected in showdown-1.8.6.tgz WS-2019-0319 (High) detected in showdown-1.8.6.tgz Nov 20, 2020
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