The Freemius SDK, as used by hundreds of WordPress plugin and theme developers, was vulnerable to Cross-Site Request Forgery and Information disclosure due to missing capability checks and nonce protection on the _get_debug_log, _get_db_option, and the _set_db_option functions in versions up to, and including 2.4.2. Any WordPress plugin or theme running a version of Freemius less than 2.4.3 is vulnerable.

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Patrick Posner Filr – Secure document library allows Stored XSS.This issue affects Filr – Secure document library: from n/a through 1.2.4.

Stored XSS vulnerability has been discovered in OpenText™ Filr product, affecting versions 24.1.1 and 24.2. The vulnerability could cause users to not be warned when clicking links to external sites.

Exposure of Proxy Administrator Credentials An authenticated administrator equivalent Filr user can access the credentials of proxy administrators.

The Filr WordPress plugin before 1.2.3.6 is vulnerable from an RCE (Remote Code Execution) vulnerability, which allows the operating system to execute commands and fully compromise the server on behalf of a user with Author-level privileges.

A vulnerability has been identified in Micro Focus Filr in versions prior to 4.3.1.1. The vulnerability could be exploited to allow a remote unauthenticated attacker to enumerate valid users of the system. Remote unauthenticated user enumeration. This issue affects: Micro Focus Filr versions prior to 4.3.1.1.

The Filr WordPress plugin before 1.2.2.1 does not have authorisation check in two of its AJAX actions, allowing them to be called by any authenticated users, such as subscriber. They are are protected with a nonce, however the nonce is leaked on the dashboard. This could allow them to upload arbitrary HTML files as well as delete all files or arbitrary ones.

Unauthorized disclosure of sensitive information vulnerability in Micro Focus Filr product. Affecting all 3.x and 4.x versions. The vulnerability could be exploited to disclose unauthorized sensitive information.

Reflected Cross Site scripting vulnerability on Micro Focus Filr product, affecting version 4.2.1. The vulnerability could be exploited to perform Reflected XSS attack.

A path traversal vulnerability in the web application component of Micro Focus Filr 3.x allows a remote attacker authenticated as a low privilege user to download arbitrary files from the Filr server. This vulnerability affects all versions of Filr 3.x prior to Security Update 6.