Prefix escape

Overview In fastify-http-proxy before version 4.3.1, by crafting a specific URL, it is possible to escape the prefix of the proxied backend service. If the base url of the proxied server is /pub/, a user expect that accessing /priv on the target service would not be possible. Unfortunately, it is...

vostok (>=1.4.0, <=1.5.5) potentially affected by CVE-2021-21322 via fastify-http-proxy (>=4.0.4, <=4.1.0)

fastify-http-proxy NPM version =4.0.4, =1.4.0, =1.5.5 Source cves: CVE-2021-21322 Source advisory: OSV:GHSA-C4QR-GMR9-V23W...

CVE-2021-21322

fastify-http-proxy is an npm package which is a fastify plugin for proxying your http requests to another server, with hooks. By crafting a specific URL, it is possible to escape the prefix of the proxied backend service. If the base url of the proxied server is /pub/, a user expect that accessin...

CVE-2021-21322

CVE-2021-21322 affects the npm package fastify-http-proxy (a Fastify plugin for proxying HTTP requests). The vulnerability allows an attacker to escape the prefix of the proxied backend service by crafting a specific URL, potentially exposing or tampering with data exposed by the backend (confide...

CVE-2021-21322 Prefix escape

fastify-http-proxy is an npm package which is a fastify plugin for proxying your http requests to another server, with hooks. By crafting a specific URL, it is possible to escape the prefix of the proxied backend service. If the base url of the proxied server is /pub/, a user expect that accessin...