golang-CVE-2023-44487

Golang CVE-2023-44487 testing This repository contains testing resources and results for the CVE-2023-44487. It uses a modified version of https://github.com/secengjeff/rapidresetclient to test against various Golang server configs. Testing against a normal server go run server.go go run...

cve-2023-44487-demo

⚡ CVE-2023-44487 Demo – HTTP/2 Rapid Reset Attack This project demonstrates the HTTP/2 "Rapid Reset" vulnerability CVE-2023-44487 that allows attackers to overwhelm servers using RSTSTREAM frames, causing denial-of-service DoS. It includes: ✅ Exploit test using Golang-based tool ✅ Vulnerable Apac...

h2spacex

H2SpaceX HTTP/2 low level library based on Scapy which can be used for Single Packet Attack Race Condition on H2 This library was part of an academic research with title of QUIC-er Races: HTTP/3 won’t save you from TOCTOU vulnerabilities. Dive into Single Packet Attack Article I wrote an article...

http2-rst-stream-attacker

CVE-2023-44487 and http2-rst-stream-attacker CVE-2023-44487 CVE-2023-44487 is an exploit against the HTTP2 protocol itself. In HTTP2, requests for data are initiated by sending a HEADERS frame. After receiving this frame, a server will start processing your request, subsequently sending DATA fram...

CVE-2025-8671-vulnerability-POC-

CVE-2025-8671-vulnerability-POC- CVE-2025-8671 vulnerability POC CVE-2025-8671 Vulnerability Scanner A professional security research tool for detecting the MadeYouReset vulnerability CVE-2025-8671 in HTTP/2 servers. This scanner uses multiple detection heuristics to identify servers vulnerable t...

CVE-2023-44487-dos

CVE-2023-44487 HTTP/2 Rapid Reset There are some examples in this repo which are not tested completely to analyse the impact, but I just wanted to perform the concept of this attack starting many streams and immediately sending RSTSTREAM frame to avoid reaching MAXCONCURRENTSTREAMS. I use H2Space...

CVE-2026-23918-poc

CVE-2026-23918 — Apache modhttp2 Double Free Affected: Apache HTTP Server 2.4.66 with modhttp2 + Event MPM Fixed in: Apache 2.4.67 modh2 v2.0.37 CVSS 3.1: 8.8 HIGH — Unauthenticated Remote Code Execution possible CWE: CWE-415 Double Free What's the vulnerability modhttp2 in Apache 2.4.66 has a...

CVE-2023-44487-HTTP-2-Rapid-Reset-Exploit-PoC

CVE-2023-44487 - HTTP/2 Rapid Reset Checker PoC Descriptions This main is a Proof of Concept PoC for CVE-2023-44487 , also known as the HTTP/2 Rapid Reset Attack. The vulnerability allows attackers to perform a Denial of Service DoS attack by rapidly sending RSTSTREAM frames over HTTP/2...

cve-2023-44487-POC

cve-2023-44487 - http/2 rapid reset attack by 7pirqte what is this poc for the http/2 rapid reset attack. basically you open a stream with HEADERS frame then immediatly send RSTSTREAM to cancel it. server does all the work setting up and tearing down streams while you just spam requests. the...

CVE-2023-44487-HTTP-2-Rapid-Reset-Attack

PoC - CVE-2023-44487: HTTP/2 Rapid Reset Attack This repository contains a Proof of Concept PoC to demonstrate the exploitation of the vulnerability CVE-2023-44487 , also known as HTTP/2 Rapid Reset Attack. This vulnerability affects the HTTP/2 protocol and allows an attacker to overload web...

CVE-2023-44487

Rapid Reset Client Rapid Reset Client is a tool for testing mitigations and exposure to CVE-2023-44487 rapid reset DDoS attack vector. It implements a minimal HTTP/2 client that opens a single TCP socket, negotiates TLS, ignores the certificate, and exchanges SETTINGS frames. The client then send...

CVE-2026-23918-Apache-H2-PoC

CVE-2026-23918-Apache-H2-PoC This is a proof-of-concept exploit for the double-free vulnerability in Apache's modhttp2 CVE-2026-23918. It's a nasty bug that hits the h2mplx.c stream cleanup path. Basically, if you time it right, you can get the server to try and clean up the same stream twice,...

CVE-2026-23918-test

CVE-2026-23918-test This repository contains a Proof of Concept PoC demonstrating the Double Free vulnerability CVE-2026-23918 in Apache HTTP Server 2.4.66 modhttp2. The vulnerability stems from a race condition during early RSTSTREAM frame processing. I focused on the timing window where the...

CVE-2026-23918

CVE-2026-23918: Apache HTTP/2 Double-Free DoS CVE-2026-23918 | Apache HTTP Server 2.4.66 | CWE-415: Double Free | CVSS 8.8 | Fixed in 2.4.67 A double-free vulnerability in modhttp2 h2mplx.c allows remote attackers to cause a denial of service worker crash via rapid RSTSTREAM frames that trigger a...

MadeYouReset_Tester

MadeYouReset Checker A lightweight Python script to detect whether a web server is potentially vulnerable to the MadeYouReset HTTP/2 denial-of-service vulnerability — tracked as CVE-2025-8671 CVSS 7.5 High. Background MadeYouReset is an HTTP/2 DoS vulnerability disclosed in August 2025 by...

Amazon Linux 2023 : curl, curl-minimal, libcurl (ALAS2023-2026-3267)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-3267 advisory. During an upload, curl mishandles HTTP/2 RSTSTREAM received from the server with reason HTTP11REQUIRED or REFUSEDSTREAM leading to a use after free of a struct Curleasy object. CVE-2026-92392 Tenable h...

Important: curl

Issue Overview: During an upload, curl mishandles HTTP/2 RSTSTREAM received from the server with reason HTTP11REQUIRED or REFUSEDSTREAM leading to a use after free of a struct Curleasy object. CVE-2026-92392 Affected Packages: curl Issue Correction: Run dnf update curl --releasever 2023.12.202610...

Atlassian Jira Service Management Data Center and Server 10.0.x < 10.3.24 / 10.4.x < 11.3.10 (JSDSERVER-16700)

The version of Atlassian Jira Service Management Data Center and Server Jira Service Desk running on the remote host is affected by a vulnerability as referenced in the JSDSERVER-16700 advisory. - Netty is a network application framework for development of protocol servers and clients. In version...

Curl 8.12.0 < 8.23.0 HTTP/2 Upload Use-After-Free

The version of curl installed on the remote host is 8.12.0 prior to 8.23.0. It is, therefore, affected by a use-after-free vulnerability: - During an upload, curl mishandles HTTP/2 RSTSTREAM received from the server with reason HTTP11REQUIRED or REFUSEDSTREAM leading to a use after free of a stru...

K000163787: curl vulnerability CVE-2026-92392

Security Advisory Description During an upload, curl mishandles HTTP/2 RSTSTREAM received from the server with reason HTTP11REQUIRED or REFUSEDSTREAM leading to a use after free of a struct Curleasy object. CVE-2026-92392 Impact There is no impact; F5 products are not affected by this...