A vulnerability, which was classified as critical, was found in Totolink N200RE 9.3.5u.6139_B20201216. This affects the function loginAuth of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument http_host leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-252273 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

The Restrict Usernames Emails Characters WordPress plugin before 3.1.4 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Cross-Site Scripting attacks even when unfiltered_html is disallowed

The Wp-Adv-Quiz WordPress plugin through 1.0.2 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).

The Wp-Adv-Quiz WordPress plugin before 1.0.3 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Cross-Site Scripting attacks even when unfiltered_html is disallowed.

The Page Builder: Pagelayer WordPress plugin before 1.8.0 doesn't prevent attackers with administrator privileges from inserting malicious JavaScript inside a post's header or footer code, even when unfiltered_html is disallowed, such as in multi-site WordPress configurations.

The Contact Form Plugin – Fastest Contact Form Builder Plugin for WordPress by Fluent Forms plugin for WordPress is vulnerable to Stored Cross-Site Scripting via imported form titles in all versions up to, and including, 5.1.5 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level access, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.

The Backuply – Backup, Restore, Migrate and Clone plugin for WordPress is vulnerable to Directory Traversal in all versions up to, and including, 1.2.3 via the node_id parameter in the backuply_get_jstree function. This makes it possible for attackers with administrator privileges or higher to read the contents of arbitrary files on the server, which can contain sensitive information.

The Meks Smart Social Widget plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Meks Smart Social Widget in all versions up to, and including, 1.6.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level access, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.

The WordPress Simple Shopping Cart plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the automatic redirect URL setting in all versions up to and including 4.7.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in WP Overnight PDF Invoices & Packing Slips for WooCommerce.This issue affects PDF Invoices & Packing Slips for WooCommerce: from n/a through 3.7.5.