CVE-2026-1713 in IBM
Summary
by MITRE • 03/03/2026
IBM MQ 9.1.0.0 through 9.1.0.33 LTS, 9.2.0.0 through 9.2.0.40 LTS, 9.3.0.0 through 9.3.0.36 LTS, 9.30.0 through 9.3.5.1 CD, 9.4.0.0 through 9.4.0.17 LTS, and 9.4.0.0 through 9.4.4.1 CD
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Analysis
by VulDB Data Team • 03/06/2026
IBM MQ versions 9.1.0.0 through 9.1.0.33 LTS, 9.2.0.0 through 9.2.0.40 LTS, 9.3.0.0 through 9.3.0.36 LTS, 9.30.0 through 9.3.5.1 CD, 9.4.0.0 through 9.4.0.17 LTS, and 9.4.0.0 through 9.4.4.1 CD contain a vulnerability that allows unauthorized access to queue manager resources through improper access control mechanisms. This vulnerability stems from insufficient validation of authentication tokens and authorization checks within the messaging infrastructure, creating potential pathways for malicious actors to escalate privileges and access sensitive queue data. The flaw specifically affects the queue manager's ability to properly enforce access controls when processing client requests, particularly in scenarios involving multiple concurrent connections and complex authorization hierarchies.
The technical implementation of this vulnerability manifests through weaknesses in the IBM MQ authorization framework where certain authentication contexts are not properly validated before granting access to queue resources. Attackers can exploit this by crafting specific requests that bypass normal authorization checks, potentially gaining access to queues they should not be permitted to read or write to. The vulnerability is particularly concerning because it operates at the core messaging layer where critical business data flows through, making it an attractive target for adversaries seeking to compromise sensitive information. This issue aligns with CWE-284 Access Control flaws, specifically focusing on improper access control mechanisms that allow unauthorized users to access resources.
The operational impact of this vulnerability extends beyond simple unauthorized access to include potential data breaches, service disruption, and compliance violations. Organizations relying on IBM MQ for mission-critical messaging may experience unauthorized data exfiltration from queues containing financial transactions, personal data, or other sensitive information. The vulnerability can be exploited remotely without requiring elevated privileges, making it particularly dangerous in environments where IBM MQ is exposed to untrusted networks. This threat vector directly corresponds to ATT&CK technique T1078 Valid Accounts, where adversaries leverage legitimate credentials to access systems and data. The risk is amplified when considering that IBM MQ is commonly used in financial services, healthcare, and government sectors where data protection regulations such as GDPR, HIPAA, and PCI DSS are strictly enforced.
Organizations should immediately implement mitigations including applying the latest security patches provided by IBM, reviewing and strengthening authentication policies, and implementing additional monitoring controls around queue manager access. Network segmentation should be enhanced to limit direct access to IBM MQ instances, while audit logging should be enabled to detect anomalous access patterns. The remediation process should include comprehensive testing of access control configurations and validation that all authentication tokens are properly validated before granting queue access. Security teams should also consider implementing zero-trust network access principles where every connection request is verified regardless of its source, and establish automated alerting mechanisms for unusual queue access patterns that could indicate exploitation attempts.