CVE-2017-2589: Hawt Hawtio
Critical severity, CVSS 9.0. EPSS: 0.9% chance of exploitation in the next 30 days.
It was discovered that the hawtio servlet 1.4 uses a single HttpClient instance to proxy requests with a persistent cookie store (cookies are stored locally and are not passed between the client and the end URL) which means all clients using that proxy are sharing the same cookies.
Affected products
Published 2018-07-26. Last modified 2026-06-17.