CVE-2026-10747
Critical
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.
SeverityCritical
CVSS10.0
Exploit probability—
Product
Ibm Mq Appliance
PublishedSep 18, 2026
First seenSep 18, 2026
Weakness typeCWE-122CWE-122
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| ibm mq_appliance | 9.4 LTS ≤ v ≤ 9.4.0.0 to 9.4.0.25, 9.4 CD ≤ v ≤ 9.4.1.0 to 9.4.5.2, 10.0.0.0 ≤ v ≤ 10.0.0.1 only | — |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.