CVE-2026-115948 in Media Library Assistant Plugin
Summary
by MITRE • 10/26/2026
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in David Lingren Media LIbrary Assistant media-library-assistant allows Blind SQL Injection.This issue affects Media LIbrary Assistant: from n/a through 3.42.
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Analysis
by VulDB Data Team • 10/26/2026
The identified security flaw represents a classic instance of Improper Neutralization of Special Elements used in an SQL Command, commonly referred to as SQL injection. This vulnerability is present within the David Lingren Media Library Assistant plugin for WordPress, specifically affecting versions ranging from n/a through 3.42. The core technical issue stems from the application's failure to properly sanitize or validate user-supplied input before incorporating it into database queries executed by the backend system. When an attacker submits maliciously crafted data containing SQL syntax, the web application processes this input as part of a legitimate command structure rather than treating it as raw data. This fundamental architectural weakness allows the injected code to alter the logic of the original query, thereby bypassing intended security controls and granting the attacker unauthorized access to the underlying database infrastructure.
The specific nature of this vulnerability is classified as Blind SQL Injection, which distinguishes it from traditional injection attacks that return error messages or direct data output in the application's response. In a blind scenario, the application does not display the results of the injected query directly on the screen. Instead, the attacker must infer information based on indirect indicators such as page load times, HTTP status codes, or subtle differences in the application's behavior when true versus false conditions are evaluated during boolean-based testing. This method requires more sophisticated exploitation techniques and often involves automated tools to systematically probe database structures by sending a series of carefully timed requests. Despite the lack of immediate feedback, blind SQL injection is equally dangerous because it allows for the extraction of sensitive data through logical deduction rather than direct retrieval.
The operational impact of this vulnerability is severe due to the privileged nature of many WordPress plugins and their access to the site's database. An attacker exploiting this flaw can potentially read arbitrary data from the database, including user credentials, session tokens, configuration settings, and other confidential information stored within the media library or associated tables. Furthermore, depending on the specific capabilities enabled in the MySQL server environment, such as file write privileges or xp_cmdshell access, an attacker might escalate their position to execute operating system commands or modify data integrity. This compromises not only the confidentiality of user data but also the integrity and availability of the web application itself. The persistence of this vulnerability across a wide range of versions indicates that previous patches may have been incomplete or that new vectors were introduced in subsequent releases without addressing the root cause of input validation failures.
From a classification perspective, this issue aligns with CWE-89: Improper Neutralization of Special Elements used in an SQL Command and is mapped to MITRE ATT&CK technique T1059.004: Command and Scripting Interpreter via SQL Injection. The attack vector typically involves remote interaction over the network, categorized under Initial Access or Privilege Escalation depending on whether the attacker gains initial foothold or elevates existing privileges through database manipulation. Security professionals should recognize that blind injection attacks are particularly insidious because they can remain undetected for extended periods if monitoring systems do not specifically look for anomalous query patterns or timing-based anomalies in server logs.
To mitigate this vulnerability, immediate action is required to update the David Lingren Media Library Assistant plugin to a version newer than 3.42 where the developer has presumably addressed these input handling deficiencies. Until an official patch is applied or verified as effective, administrators should implement compensating controls such as Web Application Firewalls configured with rulesets capable of detecting and blocking SQL injection payloads based on signature analysis. Additionally, enforcing strict parameterized queries in custom code modifications and applying the principle of least privilege to database accounts can significantly reduce the blast radius if an exploitation attempt occurs. Regular security audits and penetration testing focusing on input validation mechanisms are essential to ensure that similar flaws do not persist in other components of the WordPress ecosystem.