Event Gallery vulnerabilities

Joomla Extension - svenbluege.de - Reflected XSS and open redirect in Event Gallery extension < 6.5.0 - The “return” parameter is base64-decoded and written to the “Back” link without being validated.

Joomla Extension - svenbluege.de - Authenticated arbitrary path deletion in 'clear cache' task in Event Gallery extension < 6.5.0 - Using the 'images' parameter of the 'cache.process' task, you can recursively delete any directories that the web server is authorized to write to.

Joomla Extension - svenbluege.de - CSRF in backend cleanup actions in Event Gallery extension < 6.5.0 - Only orphaned file entries and shopping carts that are older than 30 days will be deleted.

Joomla Extension - svenbluege.de - CSRF in various cart actions in Event Gallery extension < 6.5.0

Joomla Extension - svenbluege.de - CSRF in image upload in Event Gallery extension < 6.5.0 - Due to lack of an CSRF token check, a third-party site can upload files to an event and overwrite existing files with the same name.