What is CVE-2026-16480?

CVE-2026-16480 is a medium-severity vulnerability in Ibm Db2, classified under CWE-602. CVSS score: 4.3/10. Published 2026-08-12.

How severe is CVE-2026-16480?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Vulnerability in Ibm Db2

CVE-2026-16480

IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 is affected by an improper authorization vulnerability in the certain command, allowing a non-privileged user to bypass authority checks and modify database catalog data.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

Affected products

Ibm Db2 — versions 11.5.0, 12.1.0

Weakness classification (CWE)

CWE-602

References

psirt@us.ibm.com (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-16480?: CVE-2026-16480 is a medium-severity vulnerability in Ibm Db2, classified under CWE-602. CVSS score: 4.3/10. Published 2026-08-12.
How severe is CVE-2026-16480?: Medium severity. CVSS v3 base score is 4.3 out of 10.