Description

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in revmakx InfiniteWP Client allows Blind SQL Injection. This issue affects InfiniteWP Client: from n/a through 1.13.9.

Executive Summary

Technical Details

Mitigations

References

Additional Metadata

{
  "score": "7.6",
  "pubDate": "2026-08-20T13:19:05.710Z",
  "pubdate": "2026-08-20T13:19:05.710Z",
  "executiveSummary": "An Improper Neutralization of Special Elements used in an SQL Command vulnerability, commonly known as SQL Injection, has been identified in the revmakx InfiniteWP Client plugin. The vulnerability specifically enables Blind SQL Injection attacks against affected installations. The flaw affects the InfiniteWP Client across versions from n/a through 1.13.9. This security deficiency poses significant risk implications to website integrity and data confidentiality, as successful exploitation allows malicious actors to infer database contents through boolean or time-based response analysis. The attacker capabilities include unauthorized data extraction, manipulation of database queries, and potential escalation of attack vectors against the underlying WordPress environment. Exploitation requires interaction with vulnerable database query parameters processed by the client component. Organizations utilizing the affected versions face severe exposure to unauthorized database inspection and potential compromise of administrative privileges if sensitive data is exfiltrated.",
  "technicalDetails": "The root cause of the vulnerability stems from insufficient input sanitization and parameterization within the database query construction logic of the revmakx InfiniteWP Client. Specifically, user-supplied input variables are concatenated directly into SQL statements without proper neutralization of special characters, violating secure coding practices for database interactions. The vulnerable component resides within the InfiniteWP Client codebase, specifically affecting versions from n/a through 1.13.9. Because the application fails to utilize prepared statements or parameterized queries, an external attacker can supply crafted payloads designed to manipulate the logical structure of database queries executed by the backend database management system.\nThe exploitation method relies on Blind SQL Injection techniques. Since the application may not directly reflect database error messages or query results in the HTTP response, the attacker crafts payloads that force the application to alter its behavior based on true or false conditional evaluations, or through time delays. The attack flow begins with the adversary identifying an exposed endpoint or parameter handled by the InfiniteWP Client that interfaces with the database. The attacker submits a malicious payload containing SQL commands and conditional statements. As the backend processes the input, the injected SQL alters the query execution path. By analyzing the differential response times or application state changes, the attacker can systematically infer information from the database character by character.\nRegarding execution prerequisites, the vulnerability exposes the system over the network via HTTP/HTTPS protocols utilized by the WordPress site. The precise authentication and privilege requirements depend on the specific vector exposed by the client component, but often allow unauthenticated or low-privilege actors to trigger database queries. The payload behavior involves executing subqueries or conditional functions, such as SLEEP() for time-based inferences or conditional substrings for boolean-based data extraction. The post-exploitation impact includes the potential extraction of sensitive database contents, such as user credentials, password hashes, configuration settings, and other proprietary data stored within the WordPress database, severely compromising the confidentiality and integrity of the hosting infrastructure."
}