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Vulnerability record · CVE-2026-10747 · published 18 September 2026

CVE-2026-10747: Heap-based buffer overflow vulnerability

IBM MQ Appliance could allow a remote attacker to cause a denial of service or potentially execute arbitrary code due to a heap buffer overflow in protocol message processing before authentication.

10.0 CVSS 3.1 Critical EPSS 0.57% · top 55.1% CWE-122 · Heap-based buffer overflow Awaiting Analysis
10.0CVSS 3.1 base score
0.57%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
21 Sep 2026Last modified by NVD

Description

IBM MQ Appliance could allow a remote attacker to cause a denial of service or potentially execute arbitrary code due to a heap buffer overflow in protocol message processing before authentication.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

References

LinkTags
https://www.ibm.com/support/pages/node/7284690

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Source: NIST National Vulnerability Database (record CVE-2026-10747), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.