@fastify/reply-from (npm) has 3 known vulnerabilities, the worst rated CRITICAL. Upgrade to 12.6.2 or later to clear all of them. No malicious-package signal is recorded.
@fastify/reply-from and @fastify/http-proxy process the client's Connection header after the proxy has added its own headers via rewriteRequestHeaders.
// questionsIs @fastify/reply-from safe to install?
CyberXYZ does not call a package safe in absolute terms. It records 3 known vulnerabilities for @fastify/reply-from (npm), the worst rated CRITICAL, and no malicious-package signal. Whether it is acceptable depends on the version you run.
Does @fastify/reply-from have known vulnerabilities?
Yes. CyberXYZ records 3 known vulnerabilities for @fastify/reply-from (npm), the worst rated CRITICAL. They are GHSA-gwhp-pf74-vj37, GHSA-2q7r-29rg-6m5h, GHSA-v2v2-hph8-q5xp.
Which version of @fastify/reply-from should I use?
12.6.2 or later clears every advisory recorded for @fastify/reply-from (npm). Check the release you pick before installing it.
How do I check @fastify/reply-from before installing?
Search @fastify/reply-from in CyberXYZ Check at https://cyberxyz.io/check?q=%40fastify%2Freply-from. The xyz Scanner checks a project's dependencies, and CyberXYZ Proxy checks each package as it is installed.
Checked 2026-11-14 at 08:35 UTC. The most recent advisory here was published 2026-04-16. Updated continuously from NVD, GHSA, OSV and CNA feeds.