CVE-2025-36397: IBM Application Gateway

Medium severity, CVSS 5.4. EPSS: 0.2% chance of exploitation in the next 30 days.

IBM Application Gateway 23.10 through 25.09 is vulnerable to HTML injection. A remote attacker could inject malicious HTML code, which when viewed, would be executed in the victim's Web browser within the security context of the hosting site.

Affected products

• IBM Application Gateway: from 23.10, up to and including 25.09

Published 2026-01-20. Last modified 2026-06-17.