Vulnerability in IBM Db2

CVE-2025-14688

IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.3 for Linux, UNIX and Windows (includes Db2 Connect Server) could allow an authenticated user to cause a denial of service due to improper neutralization of special elements in data query logic when certain configurations exist.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.002 (11.5th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 11th percentile — 11.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-14688: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

  • IBM Db2 — versions 11.5.0, 12.1.0

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-14688?
CVE-2025-14688 is a medium-severity vulnerability in IBM Db2, classified under Improper Validation of Specified Quantity in Input. CVSS score: 5.3/10. Published 2026-04-30.
How severe is CVE-2025-14688?
Medium severity. CVSS v3 base score is 5.3 out of 10.