CVE-2019-11284: Broadcom Reactor Netty

High severity, CVSS 8.6. EPSS: 0.9% chance of exploitation in the next 30 days.

Pivotal Reactor Netty, versions prior to 0.8.11, passes headers through redirects, including authorization ones. A remote unauthenticated malicious user may gain access to credentials for a different server than they have access to.

Affected products

• Broadcom Reactor Netty: from 0.8.0, before 0.8.11 (fixed in 0.8.11)

Published 2019-10-17. Last modified 2026-09-04.