Description
Joomla! before 1.0.11 omits some checks for whether _VALID_MOS is defined, which allows attackers to have an unknown impact, possibly resulting in PHP remote file inclusion.
Remediation
References
Related Vulnerabilities
phpBB Improper Initialization Vulnerability (CVE-2001-1471)
Chamilo Improper Control of Generation of Code ('Code Injection') Vulnerability (CVE-2018-1999019)
WordPress Plugin BP Profile Search PHP Object Injection (4.5.3)
MySQL Use of Externally-Controlled Format String Vulnerability (CVE-2006-3469)