CVE-2026-2902
Stored XSS in WP Meteor Plugin Allows Remote Script Injection
Publication date: 2026-04-29
Last updated on: 2026-04-29
Assigner: Wordfence
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| wp_meteor | website_speed_optimization_addon | to 3.4.16 (inc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-79 | 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. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
The WP Meteor Website Speed Optimization Addon plugin for WordPress has a Stored Cross-Site Scripting (XSS) vulnerability in its 'frontend_rewrite' function. This vulnerability arises because the plugin does not properly sanitize or escape input related to the 'WPMETEOR[N]WPMETEOR' placeholder content. As a result, unauthenticated attackers can inject malicious scripts into pages, which will execute whenever a user visits those pages.
How can this vulnerability impact me? :
This vulnerability can allow attackers to execute arbitrary scripts in the context of the affected website. This can lead to theft of user credentials, session hijacking, defacement of the website, or distribution of malware to visitors. Since the attack can be performed by unauthenticated users, it poses a significant risk to both site administrators and visitors.
Can you explain this vulnerability to me?
The WP Meteor Website Speed Optimization Addon plugin for WordPress has a Stored Cross-Site Scripting (XSS) vulnerability in its 'frontend_rewrite' function. This vulnerability arises because the plugin does not properly sanitize or escape input related to the 'WPMETEOR[N]WPMETEOR' placeholder content. As a result, unauthenticated attackers can inject malicious scripts that will be stored and executed whenever a user visits the affected page.
How can this vulnerability impact me? :
This vulnerability can allow attackers to execute arbitrary scripts in the context of users visiting the affected website. This can lead to theft of user credentials, session hijacking, defacement of the website, or distribution of malware. Since the attack can be performed by unauthenticated users and affects all visitors, it poses a significant security risk.