Description
Joomla! Core is prone to a security bypass vulnerability. Exploiting this issue may allow attackers to perform otherwise restricted actions by escalating their privileges. Joomla! Core versions 2.5.x ranging from 2.5.0 and up to and including 2.5.4 are vulnerable.
Remediation
Update to Joomla! Core version 2.5.5 or latest
References
Related Vulnerabilities
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Oracle HTTP Server CVE-2021-25219 Vulnerability (CVE-2021-25219)
OpenSSL Improper Input Validation Vulnerability (CVE-2010-0433)
IBM RTC Incorrect Authorization Vulnerability (CVE-2017-1700)