Vulnerability in IBM I

CVE-2025-33109

IBM i 7.2, 7.3, 7.4, 7.5, and 7.6 is vulnerable to a privilege escalation caused by an invalid database authority check. A bad actor could execute a database procedure or function without having all required permissions, in addition to causing denial of service for some database actions.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.004 (29.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 30th percentile — 29.8% 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-2025-33109: held from 0.004 to 0.004.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000

Affected products

  • IBM I — versions 7.2, 7.2, 7.3, 7.4, 7.5, 7.6, 7.5

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-33109?
CVE-2025-33109 is a high-severity vulnerability in IBM I, classified under CWE-250. CVSS score: 7.5/10. Published 2025-07-24.
How severe is CVE-2025-33109?
High severity. CVSS v3 base score is 7.5 out of 10.