CVE-2025-7399: Betheme WordPress Theme XSS Vulnerability

CVE-2025-7399 Overview

CVE-2025-7399 is a Stored Cross-Site Scripting (XSS) vulnerability affecting the Betheme theme for WordPress. The flaw exists in an Elementor display setting and stems from insufficient input sanitization and output escaping. Authenticated users with Contributor-level access or higher can inject arbitrary web scripts into pages. Those scripts execute in the browser of any user who later views the affected page. The vulnerability is tracked under [CWE-79] and impacts all versions of Betheme up to and including 28.1.3.

Critical Impact
Authenticated contributors can store malicious JavaScript in pages, enabling session theft, redirects, and admin account compromise when privileged users view the affected content.

Affected Products

Betheme theme for WordPress, all versions up to and including 28.1.3
WordPress installations using Betheme with Elementor page builder enabled
Sites allowing Contributor-level or higher accounts to author content

Discovery Timeline

2025-08-06 - CVE-2025-7399 published to the National Vulnerability Database (NVD)
2026-06-17 - Last updated in NVD database

Technical Details for CVE-2025-7399

Vulnerability Analysis

The vulnerability resides in how the Betheme theme processes an Elementor display setting supplied through the WordPress editor. The theme stores the attacker-controlled value in the database and later renders it into page output without applying sufficient sanitization or output escaping. When a visitor loads the page, the browser parses the injected markup as script. Because the payload is persisted, every subsequent view executes the script in that user's security context.

Successful exploitation allows an attacker to run arbitrary JavaScript in the context of the vulnerable site. Common outcomes include stealing session cookies, performing privileged actions on behalf of administrators, injecting SEO spam, and redirecting visitors to attacker-controlled infrastructure. The scope is marked as changed because scripts can affect users beyond the author's privilege boundary.

Root Cause

The root cause is missing or insufficient input sanitization on write and inadequate output escaping on render for an Elementor display setting handled by Betheme. The theme trusts contributor-supplied values and emits them into HTML contexts without applying functions such as esc_html(), esc_attr(), or wp_kses(). This matches the pattern described by CWE-79: Improper Neutralization of Input During Web Page Generation.

Attack Vector

Exploitation requires an authenticated account with Contributor privileges or higher. The attacker edits a page using Elementor, places a crafted payload into the vulnerable display setting, and saves the content. The payload persists in the WordPress database. When an editor, administrator, or site visitor views the page, the injected script executes in their browser. No user interaction beyond normal page viewing is required.

See the Wordfence Vulnerability Report for additional technical context. No verified public proof-of-concept code is available at this time.

Detection Methods for CVE-2025-7399

Indicators of Compromise

Unexpected <script>, onerror, onload, or javascript: strings stored in WordPress postmeta or posts tables tied to Elementor-authored pages
Outbound browser requests from logged-in administrators to unfamiliar domains shortly after viewing Betheme pages
New administrator accounts or modified user roles created shortly after a Contributor edits a page
Unexplained changes to theme options, widgets, or page content authored by low-privilege users

Detection Strategies

Query the WordPress database for Elementor meta entries containing HTML event handlers or script tags authored by Contributor-level accounts
Deploy a web application firewall rule to flag page saves containing script payloads in Elementor fields
Review Betheme and Elementor revision history for suspicious edits by low-privilege users
Enable WordPress audit logging to correlate content edits with subsequent administrator session anomalies

Monitoring Recommendations

Monitor Content Security Policy (CSP) violation reports for inline script execution on pages rendered by Betheme
Alert on creation of new privileged users, plugin installations, or theme file modifications following Contributor activity
Track egress traffic from administrator browsers to newly observed domains during WordPress session windows

How to Mitigate CVE-2025-7399

Immediate Actions Required

Update the Betheme theme to a version later than 28.1.3 as published in the BeTheme Theme Changelog
Audit Contributor, Author, and Editor accounts and remove any that are unused or suspicious
Review recently edited Elementor pages for injected markup and restore clean revisions where needed
Rotate credentials and invalidate active sessions for administrators who viewed potentially compromised pages

Patch Information

The vendor has released a fixed version of the Betheme theme that addresses the insufficient sanitization in the affected Elementor display setting. Site operators should install the latest release available through the ThemeForest changelog. Confirm the installed version via the WordPress admin under Appearance → Themes after applying the update.

Workarounds

Restrict Contributor and Author roles to trusted users only until the patch is applied
Deploy a Content Security Policy that disallows inline scripts and restricts script sources to known domains
Use a WordPress security plugin or WAF to block script payloads submitted through Elementor fields
Temporarily disable Elementor-authored page publishing by low-privilege roles until the theme is updated

bash

# Example Content Security Policy header to limit inline script execution
Header set Content-Security-Policy "default-src 'self'; script-src 'self'; object-src 'none'; base-uri 'self'; report-uri /csp-report"