CVE-2026-12665
CRITICAL
INFO
Priority: 0.03
BB Relevance:
80/100
Published: 2026-10-19
Modified: 2026-10-23
First seen: 2026-10-29
Status: active
Attack Surface
Network
Low Complexity
No Auth
No Interaction
Conf. Impact
Integ. Impact
CVSS Vector Breakdown
AV:
Network
AC:
Low
PR:
None
UI:
None
S:
Unchanged
C:
High
I:
High
A:
High
Description
IBM MQ could allow a remote attacker to execute arbitrary code due to a stack buffer overflow when processing TLS certificates with malformed distinguished names during channel connection establishment.
Weakness Classification (1)
Affected Software (109)
| Vendor | Product | Version |
|---|---|---|
| ibm | mq_operator | 2.0.0 – 2.0.29 |
| ibm | mq_operator | 3.2.0 – 3.2.29 |
| ibm | mq_operator | 3.3.0 |
| ibm | mq_operator | 3.4.0 |
| ibm | mq_operator | 3.4.1 |
| ibm | mq_operator | 3.5.0 |
| ibm | mq_operator | 3.5.1 |
| ibm | mq_operator | 3.5.2 |
| ibm | mq_operator | 3.5.3 |
| ibm | mq_operator | 3.6.0 |
| ibm | mq_operator | 3.6.1 |
| ibm | mq_operator | 3.6.2 |
| ibm | mq_operator | 3.6.3 |
| ibm | mq_operator | 3.6.4 |
| ibm | mq_operator | 3.7.0 |
| ibm | mq_operator | 3.7.1 |
| ibm | mq_operator | 3.7.2 |
| ibm | mq_operator | 3.8.0 |
| ibm | mq_operator | 3.8.1 |
| ibm | mq_operator | 3.9.0 |
| ibm | mq_operator | 3.9.1 |
| ibm | mq_operator | 3.9.2 |
| ibm | mq_operator | 4.0.0 |
| ibm | mq_operator | 4.0.1 |
| ibm | mq_operator | 4.0.2 |
| ibm | mq_operator | 4.0.3 |
| ibm | mq_operator | 4.0.4 |
| ibm | supplied_mq_advanced_container_images | 9.4.1.0 |
| ibm | supplied_mq_advanced_container_images | 9.4.1.0 |
| ibm | supplied_mq_advanced_container_images | 9.4.1.1 |
Showing 30 of 109 entries
References & Advisories (1)
Vendor Advisory