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Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2020-8421

An issue was discovered in Joomla! before 3.9.15. Inadequate escaping of usernames allows XSS attacks in com_actionlogs.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.013
EPSS Ranking 78.5%
CVSS Severity
CVSS v3 Score 6.1
CVSS v2 Score 4.3
Products affected by CVE-2020-8421
  • Joomla » Joomla! » Version: 3.9.0
    cpe:2.3:a:joomla:joomla!:3.9.0
  • Joomla » Joomla! » Version: 3.9.1
    cpe:2.3:a:joomla:joomla!:3.9.1
  • Joomla » Joomla! » Version: 3.9.10
    cpe:2.3:a:joomla:joomla!:3.9.10
  • Joomla » Joomla! » Version: 3.9.11
    cpe:2.3:a:joomla:joomla!:3.9.11
  • Joomla » Joomla! » Version: 3.9.12
    cpe:2.3:a:joomla:joomla!:3.9.12
  • Joomla » Joomla! » Version: 3.9.13
    cpe:2.3:a:joomla:joomla!:3.9.13
  • Joomla » Joomla! » Version: 3.9.2
    cpe:2.3:a:joomla:joomla!:3.9.2
  • Joomla » Joomla! » Version: 3.9.3
    cpe:2.3:a:joomla:joomla!:3.9.3
  • Joomla » Joomla! » Version: 3.9.4
    cpe:2.3:a:joomla:joomla!:3.9.4
  • Joomla » Joomla! » Version: 3.9.5
    cpe:2.3:a:joomla:joomla!:3.9.5
  • Joomla » Joomla! » Version: 3.9.6
    cpe:2.3:a:joomla:joomla!:3.9.6
  • Joomla » Joomla! » Version: 3.9.7
    cpe:2.3:a:joomla:joomla!:3.9.7
  • Joomla » Joomla! » Version: 3.9.8
    cpe:2.3:a:joomla:joomla!:3.9.8
  • Joomla » Joomla! » Version: 3.9.9
    cpe:2.3:a:joomla:joomla!:3.9.9


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