What is CVE-2026-12660?

CVE-2026-12660 is a low-severity vulnerability in IBM Mq Advanced Container Images, classified under Path Traversal. CVSS score: 2.7/10. Published 2026-10-19.

How severe is CVE-2026-12660?

Low severity. CVSS v3 base score is 2.7 out of 10.

Path Traversal in IBM Mq Advanced Container Images

CVE-2026-12660

IBM MQ Web Console could allow an authenticated administrator to write files outside the intended directory due to improper path validation.

Vulnerability class: Path Traversal (Directory Traversal)

Published 2026-10-19 · last modified 2026-10-19.

CVSS v3 metric

CVSS v3 base score 2.7 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

IBM Mq Advanced Container Images — versions 10.0.0.5-r1, 9.3.0.0-r1, 9.3.0.0-r2
IBM Mq Operator — versions 3.4.1, 3.5.0, 3.8.0

Weakness classification (CWE)

CWE-22 — Path Traversal

References

www.ibm.com/support/pages/node/7292667 (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-12660?: CVE-2026-12660 is a low-severity vulnerability in IBM Mq Advanced Container Images, classified under Path Traversal. CVSS score: 2.7/10. Published 2026-10-19.
How severe is CVE-2026-12660?: Low severity. CVSS v3 base score is 2.7 out of 10.