[20210102] – Core – XSS in mod_breadcrumbs aria-label attribute

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  • Project: Joomla!
  • SubProject: CMS
  • Impact: Moderate
  • Severity: Low
  • Versions:3.9.0 - 3.9.23
  • Exploit type: XSS
  • Reported Date: 2020-09-01
  • Fixed Date: 2021-01-12
  • CVE Number: CVE-2021-23124

Description

Lack of escaping in mod_breadcrumbs aria-label attribute allows XSS attacks.

Affected Installs

Joomla! CMS versions 3.9.0 - 3.9.23

Solution

Upgrade to version 3.9.24

Contact

The JSST at the Joomla! Security Centre.

Reported By: Šarūnas Paulauskas

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