7.1
High
CVE-2026-12667 IBM MQ 9.1.0.0 through 9.1.0.37 LTS, 9.2.0.0 through 9.2.0.43 LTS, 9.3.0.0 through 9.3.0.41 LTS, 9.3.0.0 through 9.3.5.1…
Description
IBM MQ 9.1.0.0 through 9.1.0.37 LTS, 9.2.0.0 through 9.2.0.43 LTS, 9.3.0.0 through 9.3.0.41 LTS, 9.3.0.0 through 9.3.5.1 CD, 9.4.0.0 through 9.4.0.25 LTS, 9.4.0.0 through 9.4.5.1 CD, and 10.0.0.0 could allow an authenticated attacker to read files from a vulnerable .NET client or cause limited denial of service due to improper handling of XML external entities in RFH2 folder parsing.
Affected products and versions
Other CVEs of MQ
The 117 CVEs of MQ →
CVE-2026-10859
IBM MQ XMS .NET client is affected by an arbitrary code execution vulnerability
7.5
High
CVE-2026-11376
IBM MQ is affected by a denial of service vulnerability
8.8
High
CVE-2026-11724
IBM MQ Managed File Transfer is affected by an arbitrary code execution vulnerability
8.5
High
CVE-2026-12356
IBM MQ Managed File Transfer is affected by an arbitrary code execution vulnerability
7.5
High