ExponentCMS <= 2.6 - Host Header Injection

An HTTP Host header attack exists in ExponentCMS 2.6 and below in /exponentconstants.php. A modified HTTP header can change links on the webpage to an arbitrary value,leading to a possible attack vector for MITM. id: CVE-2021-38751 info: name: ExponentCMS = 2.6 - Host Header Injection author:...

Plone Docker - Host Header Injection

Plone Docker Official Image 5.2.13 5221 is vulnerable to Host Header Injection due to improper validation of input by the HOST headers. This can lead to Cross-Site Scripting XSS attacks when the malicious Host header value is reflected in the response. id: CVE-2024-23055 info: name: Plone Docker ...

Starlette - Improper Validation of Unsafe Equivalence in Input

A flaw was found in Starlette, a lightweight ASGI Asynchronous Server Gateway Interface framework. A remote attacker could exploit this vulnerability by sending a specially crafted HTTP Host request header. This malformed header could cause the request.url to be incorrectly reconstructed, leading...

LiteLLM Proxy < 1.84.0 - Host Header Authentication Bypass

LiteLLM Proxy before 1.84.0 derives its public-route authorization check from a URL reconstructed with the unvalidated Host header. A Host value containing a fragment can make a protected request appear to target the public root route, bypassing the API-key check. Version 1.84.0 derives the route...

Astro SSR - Server-Side Request Forgery

Astro before 5.17.3 and @astrojs/node before 9.5.4 are vulnerable to full-read SSRF due to improper Host header validation in error page rendering, allowing attackers to redirect requests and access internal resources. id: CVE-2026-25545 info: name: Astro SSR - Server-Side Request Forgery author:...

RCE

CVE-2022-31814 WebApp bug import argparse import requests import time import sys import urllib.parse from requests.packages.urllib3.exceptions import InsecureRequestWarning requests.packages.urllib3.disablewarningsInsecureRequestWarning parser = argparse.ArgumentParserdescription="pfBlockerNG =...

ActiveScanPlusPlus

ActiveScan++ ActiveScan++ extends Burp Suite's active and passive scanning capabilities. Designed to add minimal network overhead, it identifies application behaviour that may be of interest to advanced testers: Potential host header attacks password reset poisoning, cache poisoning, DNS rebindin...

dnsresolver

dnsresolver A Lightning-Fast DNS Resolver Table of Contents Installation Usage Basic Usage Resolving Hosts with Ports Virtual Host Enumeration Using Unresolved Domains Using Localhost Demonstrations Feedback License Installation Make sure you have rust installed, then run the following command to...

CVE-2026-58202

OpenReception's appointment booking software is vulnerable to a pending account takeover prior to version 2.0.0 . The unauthenticated POST /api/auth/resend-confirmation endpoint constructs confirmation email links using the request Host header without an allowlist. An attacker can provide a malic...

zaphoster

zaphoster Fix host header forcing in zaproxy add ZAP/zap-hoster.py script to httpsender tab and run app.py $ sudo pip3 install flask requests $ python3 app.py GET https://knassar702.github.io/ HTTP/1.1 Host: knassar702.github.io User-agent: Firefox test For Change host header --- GET...

CVE-2025-25198-PoC

CVE-2025-25198-PoC Proof-of-concept for CVE-2025-25198, a Host header poisoning issue affecting Mailcow password reset flows. The script starts a local HTTPS listener on port 443, obtains a valid CSRF token automatically, sends the password reset sequence with a poisoned Host header, and stops wh...

EUVD-2026-97733

obsidian-tc HTTP transport lacks Origin/DNS-rebinding protection, enabling drive-by vault access on loopback...

CVE-2026-34835-Black-box-Analysis

This repository provides a black-box security analysis of CVE-2026-34835 from the perspective of an external penetration tester. The objective is not to reverse engineer the vulnerability, but to document how a security assessor can identify, validate, and evaluate its impact during an authorized...

CVE-2026-63292

⚠️ CVE-2026-63292 — Apache HTTP Server Security Vulnerability 🔐 --- 🔎 Overview CVE-2026-63292 is a stack-based buffer overflow vulnerability affecting the Apache HTTP Server modvhostalias module. The issue can be triggered under specific server configurations involving oversized HTTP Host headers...

CVE-2026-57209

Heimdall is a cloud native Identity Aware Proxy and Access Control Decision service. Prior to version 0.17.17, when Heimdall operates in proxy mode, it constructs the Forwarded HTTP header after executing the matched rule pipeline by inserting the incoming request's Host header value directly int...

-cve-2021-45232

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CVE-2026-57209

Heimdall, a cloud-native Identity Aware Proxy, contains a Forwarded Header Injection vulnerability in versions prior to 0.17.17 when operating in proxy mode. The root cause is located in proxy/request_context.go, where the software inserts the incoming request's Host header directly into the Forw...

CVE-2023-36085_SISQUALWFM-Host-Header-Injection

CVE-2023-36085 SISQUALWFM Host Header Injection Vulnerability This repository contains information related to a host header injection vulnerability discovered in SISQUALWFM version 7.1.319.103, which allows an attacker to manipulate webpage links or redirect users to a malicious site. This...

Mini_httpd-CVE-2018-18778

minihttpd Arbitrary File Read Vulnerability CVE-2018-18778 Minihttpd is a miniature HTTP server that can maintain a certain level of performance about 90% of Apache while occupying minimal system resources. Therefore, it is widely used as an embedded server in various IoT devices routers, switche...

CVE-2026-86055

Part-DB is an open source inventory management system for electronic components. Prior to version 2.13.3, Part-DB builds the absolute URL of the password-reset link it emails to a user from the client-supplied HTTP Host header, with no trusted-host validation. An unauthenticated attacker who...