CVE-2026-47845

Summary

In specific scenarios, Reactor Netty HTTP Server may incorrectly evaluate the remote IP address when HAProxy Protocol is enabled. In order for this to happen, the application must be configured to use HAProxy Protocol. Reactor Netty 1.3.0 - 1.3.6 Reactor Netty 1.1.0 - 1.2.18 Reactor Netty 1.0.52 and earlier

Affected Software

VendorProductVersion RangeStatus
SpringReactor Netty1.3.0 <= 1.3.6affected
SpringReactor Netty1.1.0 <= 1.2.18affected
SpringReactor Netty0 <= 1.0.52affected

Weaknesses

  • CWE-290 Authentication Bypass by Spoofing

References