Incorrect Remote IP Address Evaluation

Reactor Netty is vulnerable to an Incorrect Remote IP Address Evaluation. The vulnerability is due to improper evaluation of the remote IP address when the HAProxy Protocol is enabled, which may allow an attacker to spoof or manipulate the perceived client IP address under specific configurations...

CVE-2026-47845 Reactor Netty HTTP Server may incorrectly evaluate proxy addresses

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...

CVE-2026-47845

Reactor Netty HTTP Server may incorrectly evaluate the remote IP address in specific scenarios when the HAProxy Protocol is enabled, allowing a client to spoof the reported source address. Affected versions are 1.3.0–1.3.6 , 1.1.0–1.2.18 , and 1.0.52 and earlier . The vulnerability is rated CVSS ...