CVE-2025-23744: Random Posts Mp3 Player XSS Vulnerability

CVE-2025-23744 Overview

CVE-2025-23744 is a reflected Cross-Site Scripting (XSS) vulnerability in the Random Posts, Mp3 Player + ShareButton WordPress plugin developed by dvs11. The flaw stems from improper neutralization of user-supplied input during web page generation [CWE-79]. All plugin versions up to and including 1.4.1 are affected. An attacker can craft a malicious URL that, when clicked by a victim, executes attacker-controlled JavaScript in the victim's browser session against the WordPress site.

Critical Impact
Successful exploitation enables session hijacking, credential theft, and unauthorized actions performed in the context of the targeted WordPress user, including administrators.

Affected Products

WordPress plugin Random Posts, Mp3 Player + ShareButton (slug: random-posts-mp3-player-sharebutton)
All versions from initial release through 1.4.1
Vendor: dvs11

Discovery Timeline

2025-03-15 - CVE-2025-23744 published to the National Vulnerability Database
2026-04-23 - Last updated in NVD database

Technical Details for CVE-2025-23744

Vulnerability Analysis

The vulnerability is a reflected XSS issue affecting the Random Posts, Mp3 Player + ShareButton WordPress plugin. Reflected XSS occurs when a web application accepts input from an HTTP request and echoes it back in the response without sufficient sanitization or output encoding. The plugin fails to neutralize special characters such as <, >, ", and ' before rendering them in the HTML response.

Exploitation requires user interaction. A victim must click an attacker-supplied link or visit a page that triggers the malicious request. The scope is changed, meaning injected script can affect resources beyond the vulnerable component, including authenticated user sessions on the WordPress site.

Root Cause

The root cause is missing input sanitization and missing output encoding on parameters processed by the plugin. User-supplied values from HTTP request parameters are concatenated into HTML output without calls to WordPress sanitization helpers such as esc_html(), esc_attr(), or wp_kses(). As a result, attacker-controlled JavaScript is rendered as executable script in the browser context of the WordPress site origin.

Attack Vector

The attack is network-based and does not require authentication. An attacker crafts a URL containing a JavaScript payload in a vulnerable parameter and delivers it through phishing, social media, or malicious advertisements. When a logged-in WordPress user visits the link, the payload executes with the privileges of that user. Targeted attacks against administrators can lead to account takeover, plugin installation, or persistent backdoors via theme or plugin modification.

No public proof-of-concept exploit code has been published. Refer to the Patchstack Vulnerability Report for technical details.

Detection Methods for CVE-2025-23744

Indicators of Compromise

HTTP requests to plugin endpoints containing URL-encoded <script>, javascript:, or event handler patterns such as onerror= and onload=.
Web server access logs showing query strings with reflected payloads originating from external referrers.
Unexpected outbound requests from administrator browser sessions to attacker-controlled domains shortly after clicking external links.

Detection Strategies

Inspect WordPress access logs for requests targeting the random-posts-mp3-player-sharebutton plugin paths with suspicious query parameters.
Deploy a Web Application Firewall (WAF) rule that flags HTTP parameters containing HTML tags, JavaScript URIs, or encoded script delimiters.
Hunt for anomalous administrator activity such as new user creation, plugin uploads, or theme edits initiated immediately after a session interacts with an external URL.

Monitoring Recommendations

Enable WordPress audit logging for administrative actions and correlate timestamps with WAF events.
Monitor browser Content Security Policy (CSP) violation reports for inline script execution attempts on WordPress admin pages.
Alert on outbound DNS or HTTP traffic from administrator workstations to newly registered or low-reputation domains.

How to Mitigate CVE-2025-23744

Immediate Actions Required

Identify all WordPress sites running the Random Posts, Mp3 Player + ShareButton plugin at version 1.4.1 or earlier.
Deactivate and remove the plugin until a vendor patch is verified, since no fixed version is referenced in the available advisory.
Force password resets and review administrator accounts for unauthorized changes if the plugin has been exposed to the public internet.

Patch Information

At the time of writing, the Patchstack advisory lists affected versions through 1.4.1 with no confirmed fixed release. Monitor the plugin's WordPress repository page and the Patchstack database for patch availability and apply updates promptly once released.

Workarounds

Remove the plugin from production WordPress installations until a patched version is released.
Deploy a WAF rule that blocks requests to plugin endpoints containing HTML or JavaScript metacharacters in query parameters.
Enforce a strict Content Security Policy that disallows inline scripts on the WordPress site to reduce the impact of reflected payloads.

bash

# Example WordPress CLI command to deactivate and uninstall the vulnerable plugin
wp plugin deactivate random-posts-mp3-player-sharebutton
wp plugin uninstall random-posts-mp3-player-sharebutton