PicUploader v2.6.3 was discovered to contain cross-site scripting (XSS) vulnerability via the setStorageParams function in SettingController.php.
https://github.com/xiebruce/PicUploader/issues/80
https://github.com/xiebruce/PicUploader/commit/2b0411bddb7942e0ace136a82d4ccde0fe66f263