CVE-2026-12669CWE-125

CVE-2026-12669

Low · published October 19, 2026

CVSS v3.1
3.1
EPSS
0%
Percentile
4.1
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
3.1 · LOW
Vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00153 · 4.1th percentile
Weakness
CWE-125 · Out-of-bounds Read
Published
2026-10-19T21:17Z
Affected products (109)
ProductVersionsFixed in
ibm/mq_operatorall versions—
ibm/mq_operatorall versions—
ibm/mq_operatorall versions—
ibm/supplied_mq_advanced_container_imagesall versions—
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ibm/supplied_mq_advanced_container_imagesall versions—
ibm/supplied_mq_advanced_container_imagesall versions—
ibm/supplied_mq_advanced_container_imagesall versions—
ibm/supplied_mq_advanced_container_imagesall versions—
ibm/mq_operator≥ 2.0.0, ≤ 2.0.29—
ibm/mq_operator≥ 3.2.0, ≤ 3.2.29—
ibm/mq_operatorall versions—
ibm/mq_operatorall versions—
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ibm/mq_operatorall versions—
ibm/mq_operatorall versions—
ibm/supplied_mq_advanced_container_imagesall versions—
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References (1)
https://www.ibm.com/support/pages/node/7292667 · [email protected]
EPSS history
Timeline
  • 21 OCT 03:27Z
    EPSS moved — → 0%
    epss
  • 19 OCT 16:40Z
    IBM MQ Out-of-bounds Read
    cvelistv5
  • 19 OCT 16:40Z
    IBM MQ Out-of-bounds Read
    cvelistv5