Relevanssi - A Better Search Free & Premium <= 2.16.3 & 4.14.3 - Stored Cross-Site Scripting
Strategic Overview
Vulnerability Overview
The Relevanssi - A Better Search Free & Premium plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘$query_link ’ parameter in versions up to, and including, 2.16.3 & 4.14.3 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Technical Analysis
REMEDIATION: Update to version 2.16.4, or a newer patched version --- IDENTIFIER: CWE-79 (Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')) The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
External References
Vulnerability data © Defiant, Inc., provided under the Wordfence Intelligence T&C