TYPO3-EXT-SA-2022-002: Cross-Site Scripting in extension "Bookdatabase" (extbookdatabase)

Categories: Development, Security Created by Torben Hansen
It has been discovered that the extension "Bookdatabase" (extbookdatabase) is susceptible to Cross-Site Scripting.
  • Release Date: February 15, 2022
  • Component Type: Third party extension. This extension is not a part of the TYPO3 default installation.
  • Component: "Bookdatabase" (extbookdatabase)
  • Vulnerability Type: Cross-Site Scripting
  • Affected Versions: 0.1.5 and below
  • Severity: Low
  • Suggested CVSS: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:N/A:N/E:F/RL:O/RC:C
  • References: CVE-2021-23445

Problem Description

The extension bundles a vulnerable version of the 3rd party JavaScript component “Datatables” which was known to be vulnerable against Cross-Site Scripting.


An updated version 0.1.6 is available from the TYPO3 extension manager, Packagist and at
Users of the extension are advised to update the extension as soon as possible.


Thanks to Christoph Werner for reporting the issue and for providing an updated version of the extension.

General Advice

Follow the recommendations that are given in the TYPO3 Security Guide. Please subscribe to the typo3-announce mailing list.