What is CVE-2026-16678?

CVE-2026-16678 is a medium-severity vulnerability in IBM Virtualization Management Interface, classified under Missing Release of Resource after Effective Lifetime. CVSS score: 4.5/10. Published 2026-10-12.

How severe is CVE-2026-16678?

Medium severity. CVSS v3 base score is 4.5 out of 10.

Vulnerability in IBM Virtualization Management Interface

CVE-2026-16678

IBM Power Systems Firmware FW1110.00 through FW1110.31, FW1120.00 through FW1120.01, and FW1060.00 through FW1060.81 could allow a remote authenticated attacker to cause a denial of service by exhausting connection resources due to improper resource management.

Published 2026-10-12.

CVSS v3 metric

CVSS v3 base score 4.5 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H.

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 Virtualization Management Interface

Weakness classification (CWE)

CWE-772 — Missing Release of Resource after Effective Lifetime

References

www.ibm.com/support/pages/node/7287270 (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-16678?: CVE-2026-16678 is a medium-severity vulnerability in IBM Virtualization Management Interface, classified under Missing Release of Resource after Effective Lifetime. CVSS score: 4.5/10. Published 2026-10-12.
How severe is CVE-2026-16678?: Medium severity. CVSS v3 base score is 4.5 out of 10.