Overview
A newly identified cybersecurity vulnerability, CVE-2025-31070, affects the LambertGroup HTML5 Radio Player – WPBakery Page Builder Addon. This Path Traversal vulnerability has the potential to compromise system security or leak data, posing a significant risk to users of affected versions of the software.
Vulnerability Summary
CVE ID: CVE-2025-31070
Severity: High (CVSS score: 7.5)
Attack Vector: Network
Privileges Required: None
User Interaction: None
Impact: Potential system compromise and data leakage
Affected Products
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Product | Affected Versions
LambertGroup HTML5 Radio Player – WPBakery Page Builder Addon | n/a through 2.5
How the Exploit Works
The vulnerability lies in the improper limitation of a pathname to a restricted directory. This enables an attacker to traverse the directory tree to arbitrary locations within the file system. By exploiting this vulnerability, an attacker could potentially access sensitive data or execute malicious code, leading to system compromise or data leakage.
Conceptual Example Code
Below is a conceptual example of how this vulnerability could potentially be exploited. In this case, an attacker sends a specially crafted request to the server, leading to a directory traversal.
GET /radio_player/../../etc/passwd HTTP/1.1
Host: target.example.com
The above request attempts to access a file (`/etc/passwd`) outside of the intended directory (`/radio_player`), demonstrating a classic path traversal attack.
Mitigation
Users of LambertGroup HTML5 Radio Player – WPBakery Page Builder Addon are advised to apply the vendor-supplied patch to mitigate this vulnerability. In the absence of a patch, the use of a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can offer temporary protection against potential exploitation.

