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OpenAdvisories
High · 7.2 CVE-2026-5934 EUVD-2026-67709GHSA-62h2-h5j2-2gx8

WP Rocket <= 3.21.0.1 - Unauthenticated Stored Cross-Site Scripting via Picture Source Attributes in rocket_beacon Endpoint

Published Aug 28, 2026 · Updated Aug 28, 2026 · Assigned by Wordfence

Description

The WP Rocket plugin for WordPress is vulnerable to Stored Cross-Site Scripting in versions up to, and including, 3.21.0.1. This is due to insufficient input sanitization and output escaping of user-supplied data via the rocket_beacon AJAX endpoint. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Affected products

VendorProductAffectedFixed
WP Media WP Rocket ≤ 3.21.0.1 —

References