CVE-2026-62060 in Captivate Sync Plugin
Summary
by MITRE • 10/01/2026
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in captivateaudio Captivate Sync captivatesync-trade allows Blind SQL Injection.This issue affects Captivate Sync: from n/a through 3.3.2.
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Analysis
by VulDB Data Team • 10/01/2026
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 exists within the captivatesync-trade component of Captivate Sync software, specifically affecting versions ranging from initial releases through version 3.3.2. The core technical deficiency lies in the application's failure to adequately sanitize or validate user-supplied input before incorporating it into dynamically constructed database queries. When an attacker provides maliciously crafted data containing SQL syntax elements such as quotes, semicolons, or comment markers, the backend system interprets these characters not merely as literal string values but as executable commands within the context of the Structured Query Language engine. This misinterpretation allows the attacker to alter the logic of the original database query, effectively bypassing intended security controls and gaining unauthorized access to underlying data structures.
The specific nature of this vulnerability is characterized as a Blind SQL Injection attack vector. Unlike standard injection flaws that might return error messages or visible data directly in the application response, blind injections require the attacker to infer information based on the application's behavior rather than explicit output. In practice, an adversary may send payloads designed to trigger time delays, such as sleeping for several seconds if a condition is true, or cause boolean-based differences where the application responds differently depending on whether a specific database query returns true or false. This method allows attackers to systematically extract sensitive information from the database one bit at a time by observing subtle variations in response times or HTTP status codes. The lack of immediate feedback makes detection more difficult for standard intrusion detection systems but does not diminish the severity, as it still permits complete data exfiltration given sufficient time and persistence.
From an operational perspective, the impact of this vulnerability is severe due to the potential scope of access granted to a malicious actor. Captivate Sync typically handles synchronization tasks that may involve sensitive user credentials, proprietary content metadata, or personal identifiable information stored within its associated database. Successful exploitation could lead to unauthorized disclosure of confidential data, including customer records and internal configuration details. Furthermore, depending on the privileges assigned to the database account used by the application, an attacker might escalate their access to perform administrative actions such as modifying existing records, deleting critical tables, or even executing operating system commands if the underlying database engine permits it through specific extensions like xp_cmdshell in Microsoft SQL Server environments. This compromises not only data integrity and confidentiality but also the overall availability of the service by allowing destructive operations against the backend infrastructure.
This vulnerability aligns with Common Weakness Enumeration identifier CWE-89, which categorizes improper neutralization of special elements used in an SQL command. In terms of offensive security frameworks, this flaw facilitates techniques described under MITRE ATT&CK ID T1059, specifically Command Scripting or Database Query commands, and falls within the broader category of Input Validation failures often associated with CWE-20. The exploitation path typically involves intercepting network traffic to identify input parameters that are passed directly into SQL queries without proper encoding or parameterization. Attackers leverage these injection points to manipulate query logic, demonstrating a critical gap in the application's defense-in-depth strategy regarding data layer security.
To mitigate this vulnerability and secure affected systems, immediate remediation is required by upgrading Captivate Sync to version 3.3.3 or later where the issue has been addressed. For organizations unable to upgrade immediately due to operational constraints, several compensating controls should be implemented. The most effective technical mitigation involves refactoring the application code to use parameterized queries or prepared statements instead of string concatenation for building SQL commands. This ensures that user input is treated strictly as data rather than executable code by the database engine. Additionally, implementing strict input validation on all entry points can help filter out known malicious patterns before they reach the backend logic. Deploying a Web Application Firewall with rules tuned to detect common SQL injection signatures may also provide an additional layer of protection against exploitation attempts while longer-term fixes are deployed. Regular security audits and static code analysis should be integrated into the development lifecycle to prevent similar flaws from being introduced in future releases.