CVE-2019-4040: IBM I

Medium severity, CVSS 6.1. EPSS: 1.3% chance of exploitation in the next 30 days.

IBM I 7.2 and 7.3 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session. IBM X-Force ID: 156164.

Affected products

• IBM I: version 7.2 only; version 7.3 only

Published 2019-01-31. Last modified 2026-06-17.