• Project: Joomla!
  • SubProject: CMS
  • Impact: Medium
  • Severity: Low
  • Versions: 3.0.0 through 3.8.7
  • Exploit type: Session race condition
  • Reported Date: 2017-July-08
  • Fixed Date: 2018-May-22
  • CVE Number: CVE-2018-11324


A long running background process, such as remote checks for core or extension updates, could create a race condition where a session which was expected to be destroyed would be recreated.

Affected Installs

Joomla! CMS versions 3.0.0 through 3.8.7


Upgrade to version 3.8.8

Additional Resources


The JSST at the Joomla! Security Centre.

Reported By: David Jardin, JSST