WP Meteor Website Speed Optimization Addon, CVE-2026-2902

CVE, Research URL: CVE-2026-2902
Home page URL: Security reports for WP Meteor Website Speed Optimization Addon
Application: WP Meteor Website Speed Optimization Addon
Published on: Apr 29, 2026
Research Description: The WP Meteor Website Speed Optimization Addon plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'frontend_rewrite' function's 'WPMETEOR[N]WPMETEOR' placeholder content in all versions up to, and including, 3.4.16 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.
Affected versions: max 3.4.17.
Status: vulnerable