CVSS 9.8 (critical) · published 2026-10-19
IBM MQ could allow a remote attacker to execute arbitrary code due to a stack buffer overflow when processing TLS certificates with malformed distinguished names during channel connection establishment.
Affected products (NVD): ibm mq_operator, ibm supplied_mq_advanced_container_images
Weakness: CWE-121
Source: NVD CVE-2026-12665
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