Cross-site request forgery (CSRF) vulnerability in the administration panel in Piwigo before 2.6.2 allows remote attackers to hijack the authentication of administrators for requests that add users via a pwg.users.add action in a request to ws.php.

Piwigo before 2.9.3 has SQL injection in admin/tags.php in the administration panel, via the tags array parameter in an admin.php?page=tags request. The attacker must be an administrator.

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.

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 unlock albums 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 change a private album to public 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.

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.

An open redirect vulnerability is present in Piwigo 2.9 and probably prior versions, allowing remote attackers to redirect users to arbitrary web sites and conduct phishing attacks. The identification.php component is affected by this issue: the "redirect" parameter is not validated.

The application Piwigo is affected by a SQL injection vulnerability in version 2.9.0 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. The user_list_backend.php component is affected: values of the iDisplayStart & iDisplayLength parameters are not sanitized; these are used to construct a SQL query and retrieve a list of registered users into the application.

Cross-site scripting (XSS) vulnerability in admin.php in Piwigo 2.9.0 and earlier allows remote attackers to inject arbitrary web script or HTML via the page parameter.

Cross-site scripting (XSS) vulnerability in the image upload function in Piwigo before 2.8.6 allows remote attackers to inject arbitrary web script or HTML via a crafted image filename.

admin/plugin.php in Piwigo through 2.8.3 doesn't validate the sections variable while using it to include files. This can cause information disclosure and code execution if it contains a .. sequence.

admin/languages.php in Piwigo through 2.8.3 allows remote authenticated administrators to conduct File Inclusion attacks via the tab parameter.

admin/batch_manager.php in Piwigo through 2.8.3 allows remote authenticated administrators to conduct File Inclusion attacks via the $page['tab'] variable (aka the mode parameter).

Cross-site scripting (XSS) vulnerability in admin/plugin.php in Piwigo through 2.8.3 allows remote attackers to inject arbitrary web script or HTML via a crafted filename that is mishandled in a certain error case.

SQL injection vulnerability in the administrative backend in Piwigo before 2.7.4 allows remote administrators to execute arbitrary SQL commands via the user parameter in the history page to admin.php.

Cross-site scripting (XSS) vulnerability in the administrative backend in Piwigo before 2.7.4 allows remote attackers to inject arbitrary web script or HTML via the page parameter to admin.php.