CVE-2019-25444 in Fiverr Clone Script
Summary
by MITRE • 02/20/2026
Fiverr Clone Script 1.2.2 contains an SQL injection vulnerability that allows unauthenticated attackers to manipulate database queries by injecting SQL code through the page parameter. Attackers can supply malicious SQL syntax in the page parameter to extract sensitive database information or modify database contents.
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Analysis
by VulDB Data Team • 03/03/2026
The vulnerability identified as CVE-2019-25444 affects the Fiverr Clone Script version 1.2.2, representing a critical security flaw that undermines the integrity and confidentiality of the underlying database system. This issue manifests as an SQL injection vulnerability that operates through the page parameter, creating an attack vector that requires no authentication credentials from potential adversaries. The flaw stems from inadequate input validation and sanitization mechanisms within the application's parameter handling logic, allowing malicious actors to inject arbitrary SQL commands directly into the database query execution flow.
The technical implementation of this vulnerability resides in the application's failure to properly escape or validate user-supplied input before incorporating it into SQL queries. When an attacker submits a malicious payload through the page parameter, the script processes this input without adequate filtering, enabling the execution of unintended database operations. This vulnerability falls under CWE-89 which specifically addresses SQL injection flaws where untrusted data is incorporated into SQL commands without proper sanitization. The attack surface is particularly concerning as it operates without requiring authentication, making it accessible to any external party capable of sending HTTP requests to the affected application.
The operational impact of this vulnerability extends beyond simple data extraction to encompass potential full database compromise and unauthorized modification capabilities. Attackers can leverage this flaw to enumerate database schemas, extract sensitive user information including credentials, personal data, and business-critical records. Additionally, the vulnerability enables data manipulation operations such as updating or deleting records, potentially causing significant business disruption and financial loss. The lack of authentication requirements means that this vulnerability can be exploited continuously without detection, creating persistent threats to the application's data integrity and availability.
Security practitioners should implement multiple layers of defense to mitigate this vulnerability effectively. The primary remediation involves implementing proper input validation and parameterized queries throughout the application codebase, ensuring that all user-supplied parameters are properly sanitized before database interaction. Database access controls should be strengthened through principle of least privilege implementation, limiting application database accounts to only necessary permissions. Network-level protections including web application firewalls and intrusion detection systems can provide additional monitoring and blocking capabilities. Regular security assessments and code reviews should be conducted to identify similar vulnerabilities and ensure proper implementation of secure coding practices aligned with industry standards such as those recommended in the OWASP Top Ten and NIST cybersecurity frameworks. The vulnerability demonstrates the critical importance of input validation in preventing injection attacks and highlights the need for comprehensive security testing throughout the software development lifecycle.