🔍 What is Proxygen?

Description coming soon...

🛡️ Security Overview

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⚠️ Known Vulnerabilities

CVE-2023-44487

HIGH CVSS 7.5 Oct 10, 2023

CVE-2023-44487 is an HTTP/2 protocol vulnerability that allows attackers to cause denial of service by rapidly resetting streams, consuming server resources. This affects any system using HTTP/2, incl...

CVE-2021-24029

HIGH CVSS 7.5 Mar 15, 2021

This CVE describes a denial-of-service vulnerability in mvfst and proxygen QUIC implementations where a specially crafted QUIC message triggers a failed assertion, causing a crash. Attackers can disru...

CVE-2025-55181

MEDIUM CVSS 5.3 Dec 2, 2025

This vulnerability in Proxygen's HTTPQuicCoroSession allows an attacker to trigger an infinite loop and unbounded memory growth by sending HTTP request/response bodies larger than 2^31 bytes. This lea...