⚠️ Security Vulnerability POC - Request Captured

🚨 XSS + Backend Origin Host Exploitation (reflect.haxcloud.org)

Request intercepted and captured at 2026-10-13T13:26:21.345Z
⚠️ Hypothetical Security Vulnerability Demonstration
This page demonstrates a hypothetical Cross-Site Scripting (XSS) attack combined with an unchecked backend host override.
What would happen: An attacker could control both the JavaScript that runs on this page AND where the page fetches its content from.
Hypothetical impact: All cookies (including secure HttpOnly ones) and user data could be captured and sent to an attacker-controlled server.

Cloudflare Edge Data

Client IP
216.73.216.52
colo
CMH
country
US
continent
NA
region
Ohio
city
Columbus
postalCode
43215
latitude
39.96118
longitude
-82.99879
timezone
America/New_York
asn
16509
asOrganization
Anthropic, PBC
httpProtocol
HTTP/2
tlsCipher
AEAD-AES256-GCM-SHA384
tlsVersion
TLSv1.3
Bot Score
1
Verified Bot
Yes
Static Resource
No
JA3 Hash
41024f1072b2e308faa542cf1eab3a49
Detection IDs
118965407, 50331656, 33563859
Edge server information from Cloudflare

Cookies

NameValue
🔒 __cf_bmJDMD7BMfmiP71_wcZ.C4YEzeD0J3C6UTSxunGxBjjTk-1791897981.3074765-1.0.1.1-Rdds8El2cLgPiLKWzFdVoQbi3dyGVNwTEbclKWLmH2qVsUH2QvCyOcEZsqBJjSbfHmYmBE01nC76C44bVghhbtOducLxmBOddrBksIx0YeM.qOWQG4jhKavEfOQWE527
EXPLOIT_SENDCOOKIE:1791897981321
🔒 = HttpOnly cookie (cannot be accessed by JavaScript)

Headers

HeaderValue
accept*/*
accept-encodinggzip, br
cf-connecting-ip216.73.216.52
cf-ipcountryUS
cf-raya49eacef5a1697fe
cf-visitor{"scheme":"https"}
connectionKeep-Alive
hostreflect.haxcloud.org
user-agentMozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
x-forwarded-protohttps
x-real-ip216.73.216.52

Browser Capabilities

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