@fastify/proxy-addr vulnerabilities
We track 1 vulnerability in @fastify/proxy-addr products. 1 is rated high or critical, and none are known to be exploited. The most recent was published on September 16, 2026.
1vulnerabilities
1critical
0high
0exploited
9.1average CVSS score
Latest @fastify/proxy-addr vulnerabilities
- 9.1 Critical severity
@fastify/proxy-addr: Authentication Bypass by Spoofing
@fastify/proxy-addr is a Fastify plugin that determines a request's client address behind trusted reverse proxies, and it backs Fastify request.ip and request.ips. In versions 3.0.0 through 5.1.0, a trust subnet written in IPv4-mapped IPv6 notation with an IPv