CVE-2026-47845

Medium

Description

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

SeverityMedium
CVSS5.3
Exploit probability—
ProductBroadcom Reactor Netty
PublishedAug 27, 2026
First seenAug 27, 2026
Weakness typeCWE-290CWE-290

How to fix

Update
  • broadcom reactor_netty1.0.53, 1.2.19, 1.3.6.1 or later

Affected products

ProductAffected versionsFixed in
broadcom reactor_nettyv < 1.0.53, 1.1.0 ≤ v < 1.2.19, 1.3.0 ≤ v < 1.3.6.11.0.53, 1.2.19, 1.3.6.1

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CVE-2026-47845 · Broadcom Reactor Netty · Dark Radar