[20210303] – Core – XSS within alert messages showed to users

  • Project: Joomla!
  • SubProject: CMS
  • Impact: Moderate
  • Severity: Low
  • Versions: 2.5.0 - 3.9.24
  • Exploit type: XSS
  • Reported Date: 2020-05-07
  • Fixed Date: 2021-03-02
  • CVE Number: CVE-2021-23129

Description

Missing filtering of messages showed to users that could lead to xss issues.

Affected Installs

Joomla! CMS versions 2.5.0 - 3.9.24

Solution

Upgrade to version 3.9.25

Contact

The JSST at the Joomla! Security Centre.

Reported By: Bui Duc Anh Khoa from Viettel Cyber Security

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