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@fastify/reply-from

4 known vulnerabilities.

@fastify/reply-from at a glance

Last 12 months
4
Critical · all time
1
Exploited · all time
0
Public exploit · all time
0
New vulnerabilities per month · last 12 months
0 1 1 December 2025: 0 vulnerabilities Dec 2025 January 2026: 0 vulnerabilities February 2026: 0 vulnerabilities March 2026: 0 vulnerabilities Mar April 2026: 1 vulnerability, 1 critical May 2026: 0 vulnerabilities June 2026: 0 vulnerabilities Jun July 2026: 1 vulnerability August 2026: 0 vulnerabilities September 2026: 0 vulnerabilities Sep October 2026: 1 vulnerability November 2026: 1 vulnerability
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Products

@fastify/reply-from 4 @fastify/http-proxy 1
All Critical High Medium Low Exploited only Public exploit

4 results · Feed

  • High 8.2
    CVE-2026-117518

    @fastify/reply-from vulnerable to path traversal via backslash dot-segment prefix escape

    @fastify/reply-from is a Fastify plugin that forwards requests to an upstream HTTP server. In versions up to and including 12.8.0, the plugin validated proxy paths against forward-slash dot-segments only and then built the target with the WHATWG URL parser, w…

    @fastify/reply-from @fastify/reply-from
  • High 7.4
    CVE-2026-107318

    @fastify/reply-from vulnerable to improper certificate validation in built-in HTTPS transports

    @fastify/reply-from is a Fastify plugin that forwards requests to an upstream HTTP or HTTPS server. In versions prior to 12.7.0, all of the built-in HTTPS transports override the secure default and set rejectUnauthorized to false, so the proxy does not verify…

    @fastify/reply-from @fastify/reply-from
  • High 8.7
    CVE-2026-16158

    @fastify/reply-from vulnerable to cross-upstream request routing via URL cache key collision

    Impact: @fastify/reply-from versions from 8.3.1 up to but not including 12.6.4 build the internal URL cache key by concatenating the destination and source path without a delimiter. Different destination and source pairs can therefore produce the same key whi…

    @fastify/reply-from @fastify/reply-from
  • Critical 9.0
    CVE-2026-33805

    @fastify/reply-from vulnerable to connection header abuse enabling stripping of proxy-added headers

    @fastify/reply-from v12.6.1 and earlier and @fastify/http-proxy v11.4.3 and earlier process the client's Connection header after the proxy has added its own headers via rewriteRequestHeaders. This allows attackers to retroactively strip proxy-added headers fr…

    @fastify/reply-from @fastify/reply-from @fastify/http-proxy @fastify/reply-from npm