CVE-2026-10575

IBM MQ queue manager is vulnerable to remote code execution

Published Sep 18, 2026 CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
Description
IBM MQ could allow an authenticated attacker to cause a denial of service or potentially escalate privileges due to a heap buffer overflow when processing MQPUT operations with malformed distribution headers.

Remediation

Vendor Solution

This issue was addressed under Known Issue DT472393 IBM MQ version 9.1 LTS Apply cumulative security update 9.1.0.38 https://www.ibm.com/support/pages/downloading-ibm-mq-91-lts IBM MQ version 9.2 LTS Apply cumulative security update 9.2.0.44 https://www.ibm.com/support/pages/downloading-ibm-mq-92-lts IBM MQ version 9.3 LTS Apply cumulative security update 9.3.0.42 https://www.ibm.com/support/pages/downloading-ibm-mq-93-lts IBM MQ version 9.4 LTS Apply cumulative security update https://www.ibm.com/support/pages/downloading-ibm-mq-94-lts  9.4.0.26 https://www.ibm.com/support/pages/downloading-ibm-mq-94-lts IBM MQ version 9.3 CD, 9.4 CD and 10.0.0.0 Upgrade to IBM MQ version 10.0.0.5 https://www.ibm.com/support/pages/downloading-ibm-mq-100

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
CPEs cpe:2.3:a:ibm:mq:*:*:*:*:continuous_delivery:*:*:*
cpe:2.3:a:ibm:mq:*:*:*:*:lts:*:*:*
cpe:2.3:a:ibm:mq:10.0.0.0:*:*:*:continuous_delivery:*:*:*
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description IBM MQ could allow an authenticated attacker to cause a denial of service or potentially escalate privileges due to a heap buffer overflow when processing MQPUT operations with malformed distribution headers.
Title IBM MQ queue manager is vulnerable to remote code execution
First Time appeared Ibm
Ibm mq
Weaknesses CWE-122
CPEs cpe:2.3:a:ibm:mq:10.0.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:mq:9.1.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:mq:9.1.0.37:*:*:*:*:*:*:*
cpe:2.3:a:ibm:mq:9.2.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:mq:9.2.0.43:*:*:*:*:*:*:*
cpe:2.3:a:ibm:mq:9.3.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:mq:9.3.0.41:*:*:*:*:*:*:*
cpe:2.3:a:ibm:mq:9.3.5.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:mq:9.4.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:mq:9.4.0.25:*:*:*:*:*:*:*
cpe:2.3:a:ibm:mq:9.4.5.1:*:*:*:*:*:*:*
Vendors & Products Ibm
Ibm mq
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
ibm
Published
Updated
Sep 21, 2026, 12:47 PM
Reserved
Jun 1, 2026, 5:14 PM
Status
Analyzed
Published
Sep 18, 2026, 4:17 PM
Modified
Sep 23, 2026, 6:32 PM