Name: CVE-2015-8562: Improper Input Validation
Creator: Rapid7
Published: 2015-12-16T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2015-8562, CWE-20, Metasploit Module, CVSS 7.3, EPSS 0.93865

Joomla! 1.5.x, 2.x, and 3.x before 3.4.6 allow remote attackers to conduct PHP object injection attacks and execute arbitrary PHP code via the HTTP User-Agent header, as exploited in the wild in December 2015.

CVSS Details

CVSS 3.1 Base Score: 7.3

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Freebsd	—	Upgrade joomla3	Dec 10, 2025	Dec 17, 2015

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CVSS Details

Covered by Rapid7

Prioritize with Active Threat Intelligence