Description
administrator/components/com_media/helpers/media.php in the media manager in Joomla! 2.5.x before 2.5.14 and 3.x before 3.1.5 allows remote authenticated users or remote attackers to bypass intended access restrictions and upload files with dangerous extensions via a filename with a trailing . (dot), as exploited in the wild in August 2013.
Remediation
References
Related Vulnerabilities
Magento Cryptographic Issues Vulnerability (CVE-2019-7858)
WordPress Plugin Advanced Custom Fields (ACF) Cross-Site Scripting (4.4.7)
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WordPress Plugin WP Meta and Date Remover Cross-Site Request Forgery (1.7.5)
WordPress Plugin InstaWP Connect-1-click WP Staging & Migration Arbitrary File Upload (0.1.0.38)