CVE-2026-11378

EUVD-2026-83037
IBM MQ could allow an authenticated attacker to cause a denial of service or potentially execute arbitrary code due to an integer overflow in distribution list processing.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
8.8 HIGH
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 48.88%
Affected Products (NVD)
VendorProductVersion
ibmmq
9.1.0.0 ≤
𝑥
≤ 9.1.0.37
ibmmq
9.2.0.0 ≤
𝑥
≤ 9.2.0.43
ibmmq
9.3.0.0 ≤
𝑥
≤ 9.3.0.41
ibmmq
9.3.0.0 ≤
𝑥
≤ 9.3.5.1
ibmmq
9.4.0.0 ≤
𝑥
≤ 9.4.0.25
ibmmq
9.4.0.0 ≤
𝑥
≤ 9.4.5.1
ibmmq
10.0.0.0
𝑥
= Vulnerable software versions