EUVD-2026-107261

In the Golang Chi web framework, the ClientIPFromXFF middleware skips any X-Forwarded-For entry in a configured trusted CIDR but never verifies that the direct TCP peer in http.Request.RemoteAddr belongs to that CIDR. A client that can reach the Go server directly can therefore append a...

CVE-2026-114437

The Golang Chi web framework contains a vulnerability in the ClientIPFromXFF middleware affecting versions before 5.4.0 . The middleware incorrectly skips X-Forwarded-For entries in a configured trusted CIDR without verifying if the direct TCP peer in http.Request.RemoteAddr actually belongs to t...

CVE-2026-114437 Chi Client IP Spoofing in ClientIPFromXFF via X-Forwarded-For

In the Golang Chi web framework, the ClientIPFromXFF middleware skips any X-Forwarded-For entry in a configured trusted CIDR but never verifies that the direct TCP peer in http.Request.RemoteAddr belongs to that CIDR. A client that can reach the Go server directly can therefore append a...