Piwigo 2.9.2 has XSS via the name parameter in an admin.php?page=album-3-properties request.

admin/configuration.php in Piwigo 2.9.2 has CSRF.

The application Piwigo is affected by an SQL injection vulnerability in version 2.9.2 and possibly prior. This vulnerability allows remote authenticated attackers to obtain information in the context of the user used by the application to retrieve data from the database. tags.php is affected: values of the edit_list parameters are not sanitized; these are used to construct an SQL query and retrieve a list of registered users into the application.

url_check_format in include/functions.inc.php in Piwigo before 2.8.3 allows remote attackers to bypass intended access restrictions via a URL that contains a " character, or a URL beginning with a substring other than the http:// or https:// substring.

Cross Site Scripting (XSS) exists in Piwigo before 2.8.3 via a crafted search expression to include/functions_search.inc.php.

Cross-site request forgery (CSRF) vulnerability in Piwigo through 2.9.1 allows remote attackers to hijack the authentication of users for requests to delete permalinks via a crafted request.

SQL injection vulnerability in the administrative backend in Piwigo through 2.9.1 allows remote users to execute arbitrary SQL commands via the cat_false or cat_true parameter in the comments or status page to cat_options.php.

Cross-site request forgery (CSRF) vulnerability in Piwigo through 2.9.1 allows remote attackers to hijack the authentication of users for requests to change a private album to public via a crafted request.

Cross-site request forgery (CSRF) vulnerability in Piwigo through 2.9.1 allows remote attackers to hijack the authentication of users for requests to unlock albums via a crafted request.

Piwigo through 2.9.1 allows remote attackers to obtain sensitive information about the descriptive name of a permalink by examining the redirect URL that is returned in a request for the permalink ID number of a private album. The permalink ID numbers are easily guessed.