• Project: Joomla!
  • SubProject: CMS
  • Impact: High
  • Severity: Low
  • Versions: 1.5.0 through 3.8.11
  • Exploit type: Malicious file upload
  • Reported Date: 2018-August-23
  • Fixed Date: 2018-August-28
  • CVE Number: CVE-2018-15882


Inadequate checks in the InputFilter class could allow specifically prepared PHAR files to pass the upload filter.

Affected Installs

Joomla! CMS versions 1.5.0 through 3.8.11


Upgrade to version 3.8.12


The JSST at the Joomla! Security Centre.

Reported By: Davide Tampellini