CVE-2026-3627 in Concert
Summary
by MITRE • 08/29/2026
IBM Concert 1.0.0 through 2.3.1 is vulnerable to SQL injection. A remote attacker could send specially crafted SQL statements, which could allow the attacker to view, add, modify, or delete information in the back-end database.
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Analysis
by VulDB Data Team • 08/29/2026
The vulnerability identified in IBM Concert versions 1.0.0 through 2.3.1 represents a critical security flaw classified as an SQL injection attack. This type of vulnerability arises when software applications construct dynamic SQL queries by concatenating user-supplied input directly into the query string without adequate sanitization or parameterization. In this specific instance, the application fails to properly validate or escape special characters within data submitted through web forms or API endpoints. Consequently, a remote attacker can inject malicious SQL code that alters the intended logic of database operations. This flaw is formally categorized under CWE-89, which defines Improper Neutralization of Special Elements used in an SQL Command, highlighting the failure to neutralize dangerous elements before they are processed by the backend system.
The operational impact of this vulnerability is severe due to its potential for full compromise of the underlying database infrastructure. Because IBM Concert likely manages sensitive organizational data or configuration settings, successful exploitation allows a remote attacker to perform unauthorized read operations to exfiltrate confidential information such as user credentials, personal identifiable information, or proprietary business logic. Beyond data theft, the attacker can execute write operations to insert malicious records that may facilitate further attacks or persistence mechanisms within the application environment. Furthermore, the ability to modify existing data undermines data integrity, potentially leading to corrupted configurations or fraudulent transactions if financial modules are involved. In extreme cases, certain SQL injection techniques could allow for command execution on the host operating system depending on database configuration and privileges granted to the application account, thereby escalating from a web-layer vulnerability to complete server compromise.
From an offensive security perspective, this vulnerability aligns with MITRE ATT&CK technique T1190, which covers Exploit Public-Facing Application attacks. Attackers typically leverage automated tools or manual crafting of payloads containing SQL syntax such as UNION SELECT statements for data extraction or boolean-based blind injection techniques to infer database structure when direct output is not visible. The lack of input validation means that standard attack vectors like single quote manipulation and comment sequence injection remain effective against this software version. This highlights a fundamental gap in the application security lifecycle, specifically during the design and coding phases where secure coding practices were either overlooked or incorrectly implemented by the development team.
To mitigate this vulnerability, immediate remediation is required for all systems running IBM Concert versions 1.0.0 through 2.3.1. The primary technical fix involves upgrading to a patched version of IBM Concert released after the identification of this flaw, as vendors typically address SQL injection vulnerabilities by implementing prepared statements or parameterized queries that separate code from data at the database driver level. This ensures that user input is treated strictly as data rather than executable code regardless of its content. Additionally, organizations should implement Web Application Firewalls configured with rulesets capable of detecting and blocking common SQL injection patterns until patches are applied. Input validation strategies such as whitelisting acceptable characters for specific fields can provide an additional layer of defense in depth. Regular security assessments including dynamic application security testing are recommended to verify that the remediation efforts have effectively neutralized the attack surface and to identify any similar vulnerabilities across other components within the IBM Concert ecosystem.