Certain versions of the Atlassian Companion App for MacOS were affected by a remote code execution vulnerability. An attacker could utilize WebSockets to bypass Atlassian Companion’s blocklist and MacOS Gatekeeper to allow execution of code.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Leetoo Toocheke Companion allows Stored XSS. This issue affects Toocheke Companion: from n/a through 1.166.

The Hunk Companion WordPress plugin before 1.9.0 does not correctly authorize some REST API endpoints, allowing unauthenticated requests to install and activate arbitrary Hunk Companion WordPress plugin before 1.9.0 from the WordPress.org repo, including vulnerable Hunk Companion WordPress plugin before 1.9.0 that have been closed.

Incorrect Privilege Assignment vulnerability in Straightvisions GmbH SV100 Companion allows Privilege Escalation.This issue affects SV100 Companion: from n/a through 2.0.02.

The Companion Portfolio – Responsive Portfolio Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'companion-portfolio' shortcode in all versions up to, and including, 2.4.0.1 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

The SV100 Companion plugin for WordPress is vulnerable to unauthorized modification of data that can lead to privilege escalation due to a missing capability check on the settings_import() function in all versions up to, and including, 2.0.02. This makes it possible for unauthenticated attackers to update arbitrary options on the WordPress site. This can be leveraged to update the default role for registration to administrator and enable user registration for attackers to gain administrative user access to a vulnerable site.

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.

The Hunk Companion plugin for WordPress is vulnerable to unauthorized plugin installation/activation due to a missing capability check on the /wp-json/hc/v1/themehunk-import REST API endpoint in all versions up to, and including, 1.8.4. This makes it possible for unauthenticated attackers to install and activate arbitrary plugins which can be leveraged to achieve remote code execution if another vulnerable plugin is installed and activated.

The One Page Express Companion plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's one_page_express_contact_form shortcode in all versions up to, and including, 1.6.37 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

The Materialis Companion plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's materialis_contact_form shortcode in all versions up to, and including, 1.3.41 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.