CVE-2025-7648: Ruven Themes Shortcodes XSS Vulnerability

CVE-2025-7648 Overview

CVE-2025-7648 is a Stored Cross-Site Scripting (XSS) vulnerability [CWE-79] in the Ruven Themes: Shortcodes plugin for WordPress. The flaw affects all versions up to and including 1.0. It exists in the plugin's ruven_button shortcode, which fails to properly sanitize input and escape output on user-supplied attributes. Authenticated attackers with contributor-level access or above can inject arbitrary JavaScript into WordPress pages. The injected scripts execute whenever another user views the affected page, enabling session theft, redirection, or administrative account takeover through targeted payloads.

Critical Impact
Contributor-level users can inject persistent JavaScript that executes in the browsers of site visitors and administrators, opening the door to account compromise and site defacement.

Affected Products

Ruven Themes: Shortcodes plugin for WordPress
All versions up to and including 1.0
Sites permitting contributor-level or higher user registration

Discovery Timeline

2025-07-18 - CVE-2025-7648 published to the National Vulnerability Database (NVD)
2026-06-17 - Last updated in NVD database

Technical Details for CVE-2025-7648

Vulnerability Analysis

The vulnerability resides in the ruven_button shortcode handler shipped with the Ruven Themes: Shortcodes plugin. Shortcodes accept user-supplied attributes that the plugin renders back into page HTML. The handler does not sanitize incoming attribute values and does not escape them on output. An attacker with contributor privileges can create or edit a post that embeds the ruven_button shortcode with attributes containing script payloads. When the post is previewed or published and later viewed, the browser parses the injected script as executable code in the site's origin.

Stored XSS is more damaging than reflected XSS because payloads persist in the WordPress database. Every visitor to the affected page triggers the payload without any social engineering. Since contributor accounts are commonly granted on multi-author WordPress sites, the attack barrier is low.

Root Cause

The root cause is missing input sanitization on shortcode attributes combined with missing output escaping when the plugin renders the button markup. Secure WordPress plugins should apply functions such as sanitize_text_field() on input and esc_attr() or esc_html() on output to neutralize HTML control characters.

Attack Vector

Exploitation requires authenticated access at contributor level or above. The attacker crafts a post containing the ruven_button shortcode with malicious attribute values, for example script fragments embedded inside quoted attributes. Once an administrator or visitor loads the page, the payload executes in their browser session, allowing cookie theft, forced administrative actions, or redirection to attacker-controlled infrastructure. No user interaction beyond visiting the page is required.

See the Wordfence Vulnerability Report for additional technical context.

Detection Methods for CVE-2025-7648

Indicators of Compromise

Posts or pages created by contributor-level accounts containing ruven_button shortcodes with unusual attribute values
Presence of <script>, onerror=, onload=, or javascript: strings inside wp_posts content rows
Unexpected outbound requests from administrator browsers to unknown domains after viewing plugin-rendered pages
New administrator accounts or altered user roles following contributor activity

Detection Strategies

Query the WordPress database for ruven_button shortcode occurrences and inspect attribute payloads for HTML or JavaScript control characters
Deploy a Web Application Firewall (WAF) rule to block requests containing script tags in POST bodies targeting post.php or admin-ajax.php
Enforce a strict Content Security Policy (CSP) and log CSP violation reports to identify injected script execution

Monitoring Recommendations

Audit contributor and author account activity, particularly new or recently edited posts
Monitor plugin file integrity and WordPress role changes
Alert on browser errors or CSP violations reported from administrator sessions

How to Mitigate CVE-2025-7648

Immediate Actions Required

Deactivate the Ruven Themes: Shortcodes plugin until a patched release is confirmed
Review all posts containing the ruven_button shortcode and remove suspicious attribute content
Restrict contributor-level registration and audit existing accounts for legitimacy
Rotate administrator credentials and invalidate active sessions if injection is suspected

Patch Information

At the time of the NVD entry, no vendor-supplied patch had been indicated for versions above 1.0. Monitor the WordPress plugin page and the Wordfence Vulnerability Report for updated version information.

Workarounds

Remove or replace the plugin with a maintained shortcode alternative
Restrict shortcode use through custom remove_shortcode('ruven_button') calls in a mu-plugin
Enforce a strict Content Security Policy that disallows inline scripts on the site
Limit publishing privileges so untrusted contributors cannot create or edit posts containing shortcodes

bash

# Disable the vulnerable shortcode via a must-use plugin
# File: wp-content/mu-plugins/disable-ruven-button.php
<?php
add_action('init', function () {
    if (shortcode_exists('ruven_button')) {
        remove_shortcode('ruven_button');
    }
}, 20);