CVE-2026-12356

EUVD-2026-117073
IBM MQ 9.2.0.0 through 9.2.0.44 LTS, 9.3.0.0 through 9.3.0.42 LTS, 9.4.0.0 through 9.4.0.26 LTS, 9.4.0.0 through 9.4.5.1 CD, and 10.0.0.0 through 10.0.0.5 LTS and CD could allow an authenticated user with command queue access to execute arbitrary code by injecting malicious arguments into Ant script commands.
Injection
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
ibmCNA
7.5 HIGH
NETWORK
HIGH
LOW
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources (CNA/ADP records, vendor advisories, Enginsight analysis).
VendorProductVersionSource
ibmmq
9.2.0.0 ≤
𝑥
≤ 9.2.0.44
CNA
ibmmq
9.3.0.0 ≤
𝑥
≤ 9.3.0.42
CNA
ibmmq
9.4.0.0 ≤
𝑥
≤ 9.4.0.26
CNA
ibmmq
9.4.0.0 ≤
𝑥
≤ 9.4.5.1
CNA
ibmmq
10.0.0.0 ≤
𝑥
≤ 10.0.0.5
CNA