CVE-2017-1503: IBM WebSphere Application Server

Medium severity, CVSS 6.1. EPSS: 1.7% chance of exploitation in the next 30 days.

IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 is vulnerable to HTTP response splitting attacks. A remote attacker could exploit this vulnerability using specially-crafted URL to cause the server to return a split response, once the URL is clicked. This would allow the attacker to perform further attacks, such as Web cache poisoning, cross-site scripting, and possibly obtain sensitive information. IBM X-Force ID: 129578.

Affected products

• IBM WebSphere Application Server: version 7.0 only; version 8.0 only; version 8.5 only; version 9.0 only

Published 2017-10-10. Last modified 2026-06-17.