Gallery 1.2 contains a flaw that may allow a malicious user to include arbitrary remote PHP files for execution. The issue is triggered when a malicious user calls an include script and passes in an 'includedir' variable. It is possible that the flaw may allow the execution of arbitrary code resulting in a loss of confidentiality, integrity, and/or availability.
Classification
Unknown or Incomplete
Solution
Upgrade to version 1.2.1 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.