CVE-2025-64362 Overview
CVE-2025-64362 is a DOM-based Cross-Site Scripting (XSS) vulnerability in the SeventhQueen K Elements WordPress plugin. The flaw affects all versions of K Elements up to and including 5.5.0. It stems from improper neutralization of input during web page generation, classified under [CWE-79].
An authenticated attacker with low privileges can inject malicious script content that executes in the browser of a victim who interacts with a crafted link or page element. Successful exploitation impacts confidentiality, integrity, and availability at a limited scope and can cross security boundaries.
Critical Impact
Authenticated attackers can execute arbitrary JavaScript in victim browsers, enabling session data theft and unauthorized actions within the WordPress site context.
Affected Products
- SeventhQueen K Elements WordPress plugin, all versions through 5.5.0
- WordPress sites bundling K Elements themes that ship the plugin
- Environments where the plugin remains active without the upstream fix
Discovery Timeline
- 2025-10-31 - CVE-2025-64362 published to NVD
- 2026-06-17 - Last updated in NVD database
Technical Details for CVE-2025-64362
Vulnerability Analysis
The K Elements plugin processes user-controlled input in client-side JavaScript and writes it into the Document Object Model (DOM) without adequate sanitization or output encoding. Because the injection sink is browser-side, the payload never needs to traverse server validation to trigger execution.
Exploitation requires user interaction, such as visiting a crafted URL or clicking a manipulated element. The vulnerability changes scope during exploitation, meaning injected script can affect resources beyond the vulnerable component, including authenticated administrative interfaces.
Root Cause
The root cause is missing input neutralization in a client-side rendering path. User-supplied values from URL fragments, query parameters, or form fields are passed to DOM APIs such as innerHTML or document.write equivalents without escaping HTML metacharacters. This allows arbitrary <script> payloads or event-handler attributes to execute.
Attack Vector
The attack vector is network-based with low attack complexity. An attacker crafts a URL containing a JavaScript payload embedded in a parameter the plugin reflects into the DOM. The attacker then delivers this URL to an authenticated WordPress user through phishing, forum posts, or embedded links.
When the victim loads the page, the plugin reads the attacker-controlled value and passes it to a DOM sink. The browser parses the injected markup and executes the script within the origin of the WordPress site. Refer to the Patchstack XSS Vulnerability Report for additional technical details.
Detection Methods for CVE-2025-64362
Indicators of Compromise
- Web server logs containing URL parameters with encoded <script>, javascript:, or onerror= sequences targeting K Elements plugin endpoints
- Unexpected outbound HTTP requests from browser sessions to attacker-controlled domains following visits to K Elements-powered pages
- WordPress user session tokens or administrative cookies appearing in referrer logs of external services
Detection Strategies
- Deploy a Web Application Firewall (WAF) rule set that inspects query strings and URL fragments for XSS payload patterns on K Elements plugin URLs
- Enable Content Security Policy (CSP) reporting in browsers to capture violations triggered by inline script execution
- Correlate WordPress access logs with browser telemetry to identify sessions loading crafted parameters
Monitoring Recommendations
- Monitor WordPress wp-content/plugins/k-elements/ request patterns for anomalous query strings and encoded payloads
- Track authenticated user activity for unexpected privilege changes, new administrator accounts, or plugin installations following link clicks
- Alert on CSP report-uri violations that reference K Elements plugin script origins
How to Mitigate CVE-2025-64362
Immediate Actions Required
- Update the K Elements plugin to a version later than 5.5.0 once the vendor publishes a patched release
- Restrict WordPress editor and administrator access to trusted personnel using strong authentication and multi-factor enforcement
- Instruct privileged users to avoid clicking unverified links referencing the WordPress site while a fix is pending
Patch Information
At the time of publication, the Patchstack advisory lists affected versions through 5.5.0. Administrators should consult SeventhQueen's official plugin channel and Patchstack for the fixed version and apply it across all WordPress instances.
Workarounds
- Deactivate the K Elements plugin until a patched version is available if the affected functionality is not essential
- Deploy a strict Content Security Policy that disallows inline scripts and restricts script sources to trusted origins
- Configure WAF rules to block requests containing common XSS payload signatures targeting K Elements URLs
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
