CVE-2024-31343 Overview
CVE-2024-31343 is a Missing Authorization vulnerability [CWE-862] in the Sonaar Music MP3 Audio Player for Music, Radio & Podcast WordPress plugin. The flaw affects all plugin versions up to and including 4.10.1. According to the Patchstack Vulnerability Report, the issue enables arbitrary file download from affected WordPress sites. Unauthenticated attackers can exploit the vulnerability over the network without user interaction. The disclosure was published to the National Vulnerability Database on April 10, 2024.
Critical Impact
Unauthenticated remote attackers can download arbitrary files from WordPress installations running vulnerable Sonaar plugin versions, exposing configuration files, credentials, and sensitive site data.
Affected Products
- Sonaar MP3 Audio Player for Music, Radio & Podcast plugin for WordPress
- All versions from n/a through 4.10.1
- WordPress sites with the vulnerable plugin installed and active
Discovery Timeline
- 2024-04-10 - CVE-2024-31343 published to NVD
- 2026-04-28 - Last updated in NVD database
Technical Details for CVE-2024-31343
Vulnerability Analysis
The vulnerability is classified as Missing Authorization under [CWE-862]. The plugin exposes a file download endpoint that fails to validate the requester's permissions. Attackers send crafted HTTP requests directly to the vulnerable endpoint and retrieve files from the WordPress installation.
The issue enables arbitrary file download, according to the Patchstack advisory. Sensitive targets include wp-config.php, which contains database credentials and authentication keys. Recovery of these secrets enables further compromise of the underlying database and administrative accounts.
The EPSS score is 1.151% at the 78.874 percentile, indicating elevated likelihood of exploitation attempts relative to most CVEs. No public proof-of-concept exploit is currently catalogued, and the vulnerability is not listed in the CISA Known Exploited Vulnerabilities catalog.
Root Cause
The plugin's file handling logic omits capability or nonce verification before serving files. The endpoint trusts user-supplied input that specifies the file path, and authorization checks that should restrict access to authenticated administrators are missing. This combination allows any anonymous visitor to invoke privileged file operations.
Attack Vector
The attack vector is network-based. An attacker sends an HTTP request to the vulnerable plugin endpoint with a parameter referencing the desired file. The server processes the request without authentication and returns the file contents. No prior credentials or user interaction are required.
The vulnerability mechanism is described in the Patchstack Vulnerability Report. No verified exploit code is publicly available at the time of writing.
Detection Methods for CVE-2024-31343
Indicators of Compromise
- Unexpected HTTP GET or POST requests to Sonaar plugin endpoints under /wp-content/plugins/mp3-music-player-by-sonaar/ from unauthenticated sessions
- Outbound responses transferring wp-config.php, .htaccess, or other server configuration files
- Web server access logs showing repeated download requests from a single IP without prior authentication cookies
Detection Strategies
- Inspect WordPress access logs for requests targeting Sonaar plugin AJAX or admin-ajax actions referencing file paths
- Deploy web application firewall rules that block requests containing path traversal sequences or absolute file paths in plugin parameters
- Correlate plugin version data from WordPress site inventories against the vulnerable range up to 4.10.1
Monitoring Recommendations
- Alert on responses larger than expected for plugin endpoints, which may indicate file exfiltration
- Monitor for sequential requests downloading multiple system files within short time windows
- Track unauthenticated access patterns to plugin URIs and flag anomalous frequency or geography
How to Mitigate CVE-2024-31343
Immediate Actions Required
- Update the Sonaar MP3 Audio Player plugin to a version newer than 4.10.1 as soon as the vendor releases a fix
- Audit the WordPress installation for evidence of unauthorized file downloads, focusing on wp-config.php access
- Rotate database credentials, WordPress authentication keys, and any secrets stored in configuration files if compromise is suspected
Patch Information
Review the Patchstack Vulnerability Report for vendor patch availability and upgrade guidance. Apply the fixed version through the WordPress plugin management interface or via WP-CLI once published.
Workarounds
- Deactivate and remove the Sonaar MP3 Audio Player plugin until a patched version is installed
- Restrict access to plugin endpoints using web server rules or a web application firewall
- Apply filesystem permissions that prevent the web server user from reading sensitive files outside the WordPress content directory
# Example: disable the plugin via WP-CLI until a patched version is available
wp plugin deactivate mp3-music-player-by-sonaar
wp plugin delete mp3-music-player-by-sonaar
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
