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Reverse Tabnabbing Affecting showdown package, versions <1.9.1

0.0
low

Snyk CVSS

    Attack Complexity High
    User Interaction Required

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  • Snyk ID SNYK-JS-SHOWDOWN-469487
  • published 1 Oct 2019
  • disclosed 3 Oct 2019
  • credit Jammerware
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Introduced: 1 Oct 2019

CVE NOT AVAILABLE CWE-1022 Open this link in a new tab

How to fix?

Upgrade showdown to version 1.9.1 or higher.

Overview

showdown is a JavaScript Markdown to HTML converter.

Affected versions of this package are vulnerable to Reverse Tabnabbing. ​due to the usage of target="_blank" without also adding rel="noopener noreferrer".