CVE-2017-14063: Asynchttpclient Project Async-HTTP-Client

High severity, CVSS 7.5. EPSS: 3% chance of exploitation in the next 30 days.

Async Http Client (aka async-http-client) before 2.0.35 can be tricked into connecting to a host different from the one extracted by java.net.URI if a '?' character occurs in a fragment identifier. Similar bugs were previously identified in cURL (CVE-2016-8624) and Oracle Java 8 java.net.URL.

Affected products

• Asynchttpclient Project Async-HTTP-Client: before 2.0.35 (fixed in 2.0.35)

Published 2017-08-31. Last modified 2026-06-17.