CVE-2026-17360 in API Connect
Summary
by MITRE • 11/07/2026
IBM API Connect 12.1.0.0 through 12.1.1.2 could allow a remote attacker to gain full administrative control due to the use of hard-coded credentials.
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Analysis
by VulDB Data Team • 11/07/2026
The vulnerability identified in IBM API Connect versions 12.1.0.0 through 12.1.1.2 represents a critical security failure rooted in the improper management of authentication mechanisms within the application infrastructure. Specifically, the software contains hardcoded credentials that are embedded directly into the source code or configuration files rather than being dynamically generated or securely stored using established cryptographic standards. This design flaw allows any actor with network access to the affected system to bypass legitimate authentication procedures by utilizing these pre-existing administrative accounts and passwords. The presence of such static credentials fundamentally undermines the principle of least privilege and violates core tenets of secure software development, as it removes the ability for administrators to rotate keys or enforce unique per-deployment secrets, thereby creating a persistent backdoor that remains effective regardless of standard security hardening efforts applied by system operators.
From an operational perspective, the exploitation of this vulnerability grants a remote attacker full administrative control over the IBM API Connect environment. This level of access is particularly dangerous because API gateways and management planes serve as critical infrastructure components that mediate traffic between clients and backend services. An adversary leveraging these hardcoded credentials can manipulate routing rules, intercept or modify API requests and responses, extract sensitive data flowing through the gateway, and potentially pivot to other systems within the internal network by exploiting trust relationships established by the compromised administrative interface. The impact extends beyond simple unauthorized access; it compromises the integrity, confidentiality, and availability of all services protected by the affected API Connect instance, effectively turning a security control into an attack vector for broader organizational compromise.
This flaw aligns with CWE-798: Use of Hard-coded Credentials, which categorizes vulnerabilities where static authentication data is used instead of dynamic or user-specific credentials. Furthermore, in terms of offensive cyber operations and threat modeling, this vulnerability facilitates the Initial Access phase within the MITRE ATT&CK framework, specifically under techniques such as Valid Accounts (T1078) if the attacker uses legitimate-looking administrative sessions to evade detection, or potentially Exploitation for Credential Access depending on how the credentials are leveraged. The static nature of these credentials means that once discovered, they remain valid indefinitely unless manually remediated by updating the software version, making this a high-severity issue that requires immediate attention from security operations teams and system administrators responsible for maintaining API infrastructure integrity.
To mitigate this risk, organizations running IBM API Connect versions 12.1.0.0 through 12.1.1.2 must apply the vendor-provided patches or upgrade to a version where these hardcoded credentials have been removed or replaced with secure dynamic authentication mechanisms. Immediate isolation of affected systems from untrusted networks is recommended until patching can be performed, as network segmentation can limit the blast radius if an attacker attempts to exploit this flaw. Additionally, security teams should conduct audits across their infrastructure to identify any other instances where default or hardcoded credentials might exist in configuration files or codebases, ensuring adherence to industry best practices for credential management such as those outlined in OWASP guidelines and NIST SP 800-63B regarding digital identity verification. Regular vulnerability scanning and penetration testing should also be implemented to detect similar misconfigurations before they can be exploited by malicious actors seeking administrative footholds within enterprise environments.