CVE-2026-12669
IBM MQ Out-of-bounds Read
CVSS Score
3.1
EPSS Score
0.0%
EPSS Percentile
0th
IBM MQ could allow an authenticated attacker to trigger a minor out-of-bounds read when sending malformed compressed data, though the data is not disclosed and the request is rejected.
| CWE | CWE-125 |
| Vendor | ibm |
| Product | mq operator |
| Published | Oct 19, 2026 |
| Last Updated | Oct 19, 2026 |
Stay Ahead of the Next One
Get instant alerts for ibm mq operator
Be the first to know when new low vulnerabilities affecting ibm mq operator are published — delivered to Slack, Telegram or Discord.
Get Free Alerts →
Free · No credit card · 60 sec setup
CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N Attack Vector
Network
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None
Affected Versions
IBM / MQ Operator
3.2.0 ≤ 3.2.29 3.3.0 < 3.4.0 3.4.1 3.5.0 3.5.1 ≤ 3.5.3 3.6.0 ≤ 3.6.4 3.7.0 ≤ 3.7.2 3.8.0 3.8.1 3.9.0 3.9.1 3.9.2 4.0.0 4.0.1 4.0.2 4.0.3 4.0.4 2.0.0 ≤ 2.0.29
IBM / MQ Advanced container images
9.4.0.6-r1 ≤ r1, 9.4.0.6-r2, 9.4.0.7-r1, 9.4.0.10-r1, 9.4.0.10-r2, 9.4.0.11-r1, 9.4.0.11-r2, 9.4.0.11-r3, 9.4.0.12-r1, 9.4.0.15-r1 - 9.4.0.15-r4, 9.4.0.16-r1, 9.4.0.16-r2, 9.4.0.17-r1, 9.4.0.17-r2, 9.4.0.20-r1, 9.4.0.21-r1, 9.4.0.21-r2, 9.4.0.25-r1 - 9.4.0.25-r3, 9.4.0.26-r1CD: 9.4.1.0-r1, 9.4.1.0-r2, 9.4.1.1-r1, 9.4.2.0-r1, 9.4.2.0-r2, 9.4.2.1-r1, 9.4.2.1-r2, 9.4.3.0-r1, 9.4.3.0-r2, 9.4.3.1-r1 - 9.4.3.1-r3, 9.4.4.0-r1 - 9.4.4.0-r4, 9.4.4.1-r1, 9.4.5.0-r1, 9.4.5.0-r2, 9.4.5.1-r1, 10.0.0.0-r1 - 10.0.0.0-r4, 10.0.0.5-r1LTS: 9.3.0.0-r1, 9.3.0.0-r2, 9.3.0.0-r3, 9.3.0.1-r1, 9.3.0.1-r2, 9.3.0.1-r3, 9.3.0.1-r4, 9.3.0.3-r1, 9.3.0.4-r1, 9.3.0.4-r2, 9.3.0.5-r1, 9.3.0.5-r2, 9.3.0.5-r3, 9.3.0.6-r1, 9.3.0.10-r1, 9.3.0.10-r2, 9.3.0.11-r1,9.3.0.11-r2, 9.3.0.15-r1, 9.3.0.16-r1, 9.3.0.16-r2, 9.3.0.17-r1, 9.3.0.17-r2, 9.3.0.17-r3, 9.3.0.20-r1, 9.3.0.20-r2, 9.3.0.21-r1, 9.3.0.21-r2, 9.3.0.21-r3, 9.3.0.25-r1, 9.4.0.0-r1, 9.4.0.0-r2, 9.4.0.0-r3, 9.4.0.5-r1, 9.4.0.5-r2 9.4.0.6-r2 9.4.0.7-r1 9.4.0.10-r1 9.4.0.10-r2 9.4.0.11-r1 9.4.0.11-r2 9.4.0.11-r3 9.4.0.12-r1 9.4.0.15-r1 ≤ 9.4.0.15-r4 9.4.0.16-r1 9.4.0.16-r2 9.4.0.17-r1 9.4.0.17-r2 9.4.0.20-r1 9.4.0.21-r1 9.4.0.21-r2 9.4.0.25-r1 ≤ 9.4.0.25-r3 9.4.0.26-r1 9.4.1.0-r1 9.4.1.0-r2 9.4.1.1-r1 9.4.2.0-r1 9.4.2.0-r2 9.4.2.1-r1 9.4.2.1-r2 9.4.3.0-r1 9.4.3.0-r2 9.4.3.1-r1 ≤ 9.4.3.1-r3 9.4.4.0-r1 9.4.4.1-r1 9.4.5.0-r1 9.4.5.0-r2 9.4.5.1-r1 10.0.0.0-r1 ≤ 10.0.0.0-r4 10.0.0.5-r1 9.3.0.0-r1 9.3.0.0-r2 9.3.0.0-r3 9.3.0.1-r1 9.3.0.1-r2 9.3.0.1-r3 9.3.0.1-r4 9.3.0.3-r1 9.3.0.4-r1 9.3.0.4-r2 9.3.0.5-r1 9.3.0.5-r2 9.3.0.5-r3 9.3.0.6-r1 9.3.0.10-r1 9.3.0.10-r2 9.3.0.11-r1 9.3.0.11-r2 9.3.0.15-r1 9.3.0.16-r1 9.3.0.16-r2 9.3.0.17-r1 9.3.0.17-r2 9.3.0.17-r3 9.3.0.20-r1 9.3.0.20-r2 9.3.0.21-r1 9.3.0.21-r2 9.3.0.21-r3 9.3.0.25-r1 9.4.0.0-r1 9.4.0.0-r2 9.4.0.0-r3 9.4.0.5-r1 9.4.0.5-r2