CVE-2026-93947 in Traveler Plugin
Summary
by MITRE • 10/09/2026
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Shinetheme Traveler traveler allows Blind SQL Injection.This issue affects Traveler: from n/a through 3.2.9.
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Analysis
by VulDB Data Team • 10/09/2026
The identified security flaw represents a classic instance of Improper Neutralization of Special Elements used in an SQL Command, commonly categorized under CWE-89 within the Common Weakness Enumeration framework. This vulnerability specifically manifests as a Blind SQL Injection attack vector within Shinetheme Traveler software versions ranging from n/a through 3.2.9. In this context, the application fails to adequately sanitize or validate user-supplied input before incorporating it into backend database queries. Unlike standard SQL injection which may return error messages or data directly in the HTTP response, a blind variant relies on observing changes in application behavior or timing differences to infer information about the underlying database structure and contents. This makes detection by automated scanners more difficult but does not diminish the severity of the potential impact.
The technical root cause lies in the insufficient handling of special characters such as single quotes, double quotes, semicolons, and SQL keywords within input fields that are processed for database operations. When an attacker constructs a malicious payload containing these elements, they can manipulate the logic of the SQL query executed by the backend system. Because this is a blind injection, the application does not display direct results to the user interface. Instead, the attacker must craft payloads that trigger conditional responses, such as delayed page loads or boolean-based differences in content visibility. By systematically testing these conditions, an adversary can reconstruct database schemas, extract sensitive data including usernames and passwords, or even execute administrative commands depending on the privileges of the database account running under the web application context.
The operational impact of this vulnerability is severe, potentially leading to unauthorized access to confidential information stored within the travel booking system's database. This may include personally identifiable information (PII) such as customer names, contact details, payment card numbers, and reservation histories. Beyond data exfiltration, successful exploitation could allow an attacker to modify or delete critical records, disrupting business operations and causing reputational damage. Furthermore, if the underlying database management system permits it, advanced blind injection techniques can be leveraged to execute operating system commands on the server hosting the application, leading to a complete compromise of the infrastructure. This aligns with several tactics in the MITRE ATT&CK framework, particularly Data Exfiltration over Alternative Protocol and Command and Control via Application Layer Protocol, as well as Initial Access through Web Applications.
To mitigate this vulnerability, immediate remediation is required for all affected versions up to 3.2.9. The primary defense involves implementing parameterized queries or prepared statements in the application code, which ensures that user input is treated strictly as data rather than executable SQL logic. Additionally, developers should enforce strict input validation by whitelisting expected characters and rejecting any input containing suspicious patterns such as SQL keywords or special symbols outside of allowed contexts. Deploying a Web Application Firewall can provide an additional layer of defense by detecting and blocking known injection signatures before they reach the application backend. It is also crucial to apply principle of least privilege to database accounts, ensuring that even if an injection occurs, the attacker cannot perform destructive actions like dropping tables or accessing system-level files. Organizations should prioritize patching this software as soon as a fixed version is released by Shinetheme and conduct thorough code reviews to identify similar patterns in other modules.