What is CVE-2025-36122?

CVE-2025-36122 is a medium-severity vulnerability in Ibm Db2, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 6.5/10. Published 2026-04-30.

How severe is CVE-2025-36122?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Resource exhaustion in Ibm Db2

CVE-2025-36122

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 using a specially crafted SQL query due to improper allocatio…

EPSS: 0.001 (17.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Ibm Db2 — versions 11.5.0, 12.1.0

Weakness classification (CWE)

CWE-770 — Allocation of Resources Without Limits or Throttling

References

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

Frequently asked questions

What is CVE-2025-36122?: CVE-2025-36122 is a medium-severity vulnerability in Ibm Db2, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 6.5/10. Published 2026-04-30.
How severe is CVE-2025-36122?: Medium severity. CVSS v3 base score is 6.5 out of 10.