A Remote Code Execution (RCE) vulnerability exists in Sourcecodester Modern Image Gallery App v1.0 within the gallery/upload.php component. The application fails to properly validate uploaded file contents. Additionally, the application preserves the user-supplied file extension during the save process. This allows an unauthenticated attacker to upload arbitrary PHP code by spoofing the MIME type as an image, leading to full system compromise.

A vulnerability has been found in SourceCodester Modern Image Gallery App 1.0. Impacted is an unknown function of the file /delete.php. Such manipulation of the argument filename leads to path traversal. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

A vulnerability was detected in SourceCodester Modern Image Gallery App 1.0. Affected by this vulnerability is an unknown functionality of the file upload.php. The manipulation of the argument filename results in cross site scripting. The attack may be launched remotely. The exploit is now public and may be used.