title: Yoast SEO < 3.4.1 - Authenticated Stored Cross-Site Scripting (XSS)
description: A Stored Cross-Site Scripting vulnerability was discovered in the Yoast SEO WordPress plugin before 3.4.1, which had built-in blacklist filters which were blacklisting Parenthesis as well as several functions such as alert but bypasses were found.
problem types: CWE-79 Cross-site Scripting (XSS)
affected:
{
product: Yoast SEO
vendor: Unknown
versions:
lessThan: 3.4.1, status: affected, version: 3.4.1, versionType: custom
}