CVE-2026-13271
IBM MQ Managed File Transfer is affected by a denial of service vulnerability
CVSS Score
8.1
EPSS Score
0.0%
EPSS Percentile
0th
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 Managed File Transfer could allow an authenticated attacker to obtain sensitive information or cause a denial of service due to improper restriction of XML external entity references in command queue processing.
| CWE | CWE-611 |
| Vendor | ibm |
| Product | mq |
| Published | Nov 4, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None
Affected Versions
IBM / MQ
9.2.0.0 ≤ 9.2.0.44 9.3.0.0 ≤ 9.3.0.42 9.4.0.0 ≤ 9.4.0.26 9.4.0.0 ≤ 9.4.5.1 10.0.0.0 ≤ 10.0.0.5