CVE-2024-25181 in Vvvebjs
Summary
by MITRE • 12/29/2025
A critical vulnerability has been identified in givanz VvvebJs 1.7.2, which allows both Server-Side Request Forgery (SSRF) and arbitrary file reading. The vulnerability stems from improper handling of user-supplied URLs in the "file_get_contents" function within the "save.php" file.
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Analysis
by VulDB Data Team • 12/29/2025
The vulnerability CVE-2024-25181 represents a critical security flaw in givanz VvvebJs version 1.7.2 that combines Server-Side Request Forgery and arbitrary file reading capabilities. This vulnerability exists within the save.php file where the file_get_contents function processes user-supplied URLs without adequate validation or sanitization. The flaw creates a dangerous attack surface that allows remote attackers to manipulate the application's behavior by submitting crafted URLs that bypass normal access controls and security boundaries.
The technical implementation of this vulnerability stems from improper input validation mechanisms within the application's file handling logic. When user-supplied URLs are passed directly to file_get_contents without proper sanitization, the system becomes susceptible to various attack vectors including internal network probing through SSRF techniques and unauthorized file access through path traversal or direct file reading. The vulnerability manifests when the application attempts to fetch content from URLs provided by untrusted sources, enabling attackers to craft requests that target internal resources or sensitive files on the server filesystem. This represents a classic example of CWE-918 Server-Side Request Forgery and CWE-22 Improper Limitation of a Pathname to a Restricted Directory, both of which are well-documented in the Common Weakness Enumeration catalog.
The operational impact of CVE-2024-25181 is severe and multifaceted, potentially allowing attackers to gain unauthorized access to sensitive data, internal network resources, and system files. Through SSRF capabilities, attackers can probe internal systems, access internal APIs, or target other services running on the same network segment that might otherwise be protected by network segmentation. The arbitrary file reading component enables attackers to extract configuration files, source code, database credentials, or other sensitive information stored on the server. This vulnerability can be exploited remotely without authentication, making it particularly dangerous for web applications that process user input directly without proper validation. The attack surface extends to any functionality that relies on user-provided URLs for file operations, potentially affecting data confidentiality and system integrity.
Mitigation strategies for CVE-2024-25181 should focus on implementing strict input validation, URL sanitization, and access control measures. Organizations should immediately update to the latest version of givanz VvvebJs where this vulnerability has been patched. In the interim, administrators should implement network-level restrictions to prevent outbound connections to internal services, employ strict URL validation that only allows specific, whitelisted domains, and ensure that file_get_contents operations are never directly fed user-supplied input. The implementation of a Web Application Firewall can provide additional protection by filtering malicious requests before they reach the vulnerable application components. Security teams should also conduct thorough code reviews to identify similar patterns in other parts of the application that might be susceptible to the same class of vulnerabilities, following ATT&CK technique T1071.004 Application Layer Protocol: DNS to understand how attackers might leverage network protocols to exploit these weaknesses. The vulnerability highlights the critical importance of input validation and the principle of least privilege in web application security, ensuring that all user-supplied data is properly sanitized before being processed by server-side functions.