In Joomla! before 3.9.14, a missing access check in framework files could lead to a path disclosure.
The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.
Link | Tags |
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https://developer.joomla.org/security-centre/796-20191201-core-path-disclosure-in-logger-class | vendor advisory |