CVE-2016-2923: IBM WebSphere Application Server

High severity, CVSS 7.5. EPSS: 2.3% chance of exploitation in the next 30 days.

IBM WebSphere Application Server (WAS) 8.5 through 8.5.5.9 Liberty before Liberty Fix Pack 16.0.0.2 does not include the HTTPOnly flag in a Set-Cookie header for an unspecified JAX-RS API cookie, which makes it easier for remote attackers to obtain potentially sensitive information via script access to this cookie.

Affected products

• IBM WebSphere Application Server: version 8.5.5.0 only; version 8.5.5.1 only; version 8.5.5.2 only; version 8.5.5.3 only; version 8.5.5.4 only; version 8.5.5.5 only; …

Published 2016-07-07. Last modified 2026-06-17.