What is CVE-2026-18096?

CVE-2026-18096 is a low-severity vulnerability in IBM Db2, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 3.3/10. Published 2026-08-12.

How severe is CVE-2026-18096?

Low severity. CVSS v3 base score is 3.3 out of 10.

Resource exhaustion in IBM Db2

CVE-2026-18096

IBM Db2 12.1.5 for Linux, UNIX and Windows (includes DB2 Connect Server) could allow a local attacker to cause a denial of service due to a memory leak.

Published 2026-08-12 · last modified 2026-08-17.

CVSS v3 metric

CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.

EPSS exploit prediction

EPSS: 0.001 (2.2th percentile), scored 2026-09-27.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 2nd percentile — 2.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: +0.000

Affected products

IBM Db2 — versions 12.1.5

Weakness classification (CWE)

CWE-770 — Allocation of Resources Without Limits or Throttling

References

www.ibm.com/support/pages/node/7282953 (vendor-advisory, patch, Vendor Advisory)

Frequently asked questions

What is CVE-2026-18096?: CVE-2026-18096 is a low-severity vulnerability in IBM Db2, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 3.3/10. Published 2026-08-12.
How severe is CVE-2026-18096?: Low severity. CVSS v3 base score is 3.3 out of 10.