CloudFlair

CloudFlair Important note: As of late 2024, Censys does not provide API access to free accounts anymore. This means CloudFlair does not work with free Censys accounts anymore. CloudFlair is a tool to find origin servers of websites protected by CloudFlare or CloudFront which are publicly exposed...

CF-Hero

CF-Hero CF-Hero What's it? • Features • Background • Installation • Usage • Running cf-hero • ZoomEye Sponsor • To Do What's it? CF-Hero is a comprehensive reconnaissance tool developed to discover the real IP addresses of web applications protected by Cloudflare. It performs multi-source...

cloudbunny

CloudBunny CloudBunny is a tool to capture the origin server that uses a WAF as a proxy or protection. You can read more about the tool here: https://tinyurl.com/y8p48wb3 How works In this tool we used three search engines to search domain information: Shodan, Censys and Zoomeye. To use the tools...

bypass-firewalls-by-DNS-history

Bypass firewalls by abusing DNS history This script will try to find: the direct IP address of a server behind a firewall like Cloudflare, Incapsula, SUCURI ... an old server which still running the same inactive and unmaintained website, not receiving active traffic because the A DNS record is n...

PT-2026-120789

Name of the Vulnerable Software and Affected Versions Apache Traffic Server versions 8.0.0 through 8.1.11 Apache Traffic Server versions 9.0.0 through 9.2.15 Apache Traffic Server versions 10.0.0 through 10.1.4 Apache Traffic Server version 10.2.0 Description The origin server auth plugin allows ...

Cloudmare

Cloudmare Cloudmare is a simple tool to find the origin servers of websites protected by Cloudflare, Sucuri, or Incapsula with a misconfigured DNS. For more details about this common misconfiguration and how Cloudmare works, send me a private message. Here's what Cloudmare looks like in action. T...

Astra Linux – Vulnerability in Apache2

Apache HTTP Server 2.4.53 and earlier may not send the X-Forwarded- headers to the origin server based on the client-side Connection header hop-by-hop mechanism. This could be used to bypass IP-based authentication on the origin server/application...

Astra Linux – Vulnerability in Apache2

The Apache HTTP Server versions 2.4.6 to 2.4.46, with the modproxywstunnel module configured, were used to handle a URL. The origin server did not necessarily upgrade this connection. This setup allowed subsequent requests on the same connection to be processed without any HTTP validation,...

Astra Linux – Vulnerability in Apache2

A properly crafted request URI-path can cause modproxy to forward the request to an origin server chosen by the remote user. This issue affects Apache HTTP Server 2.4.48 and earlier...

CVE-2026-18408

A vulnerability in PostgreSQL allows a malicious origin-server superuser to achieve client-side arbitrary code execution during a database restore. By injecting untrusted data into a pgdump export, the attacker can exploit the input expansion of the psql \restrict meta-command. When a victim...

CDN Tsunami Attack Abuses HTTP/3 Translation for Up to 350x DoS Amplification

Cybersecurity researchers have disclosed two denial-of-service DoS attacks that exploit how major content delivery networks CDNs convert client-facing HTTP/3 traffic into HTTP/1.1 requests to the websites they front, amplifying a low-bandwidth request stream by up to 350x against the origin serve...

Linux Distros Unpatched Vulnerability : CVE-2026-67339

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - guzzlehttp/guzzle versions before 7.14.2 fail to properly isolate Proxy-Authorization headers from origin servers in cURL handlers. Attackers can capture proxy...

EUVD-2026-51854

guzzlehttp/guzzle versions before 7.14.2 fail to properly isolate Proxy-Authorization headers from origin servers in cURL handlers. Attackers can capture proxy credentials through origin server access logs when requests are redirected, bypassed, or sent through SOCKS proxies that Guzzle...

PT-2026-67319

Name of the Vulnerable Software and Affected Versions guzzlehttp/guzzle versions prior to 7.14.2 Description The built-in cURL handlers CurlHandler and CurlMultiHandler fail to properly isolate Proxy-Authorization headers from origin servers. This occurs because the handlers place first-class...

CVE-2026-44487 Axios: Proxy-Authorization Credential Leak to Origin Server Across HTTP-to-HTTPS Redirect in Axios Node.js HTTP Adapter

Axios is a promise based HTTP client for the browser and Node.js. Prior to 0.32.0 and 1.16.0, Axios’s Node.js HTTP adapter may forward a Proxy-Authorization header to a redirected origin during specific proxy-to-direct redirect flows. This affects Node.js usage, where an initial HTTP request is...

CVE-2026-44487

Axios Node.js HTTP adapter vulnerability: Proxy-Authorization credentials can leak to the redirected origin during specific proxy-to-direct redirects. Affected in Axios < 0.32.0 and

Your Origin Server Might Be Your Most Expensive Decision

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GHSA-P92Q-9VQR-4J8V Axios: Proxy-Authorization Credential Leak to Origin Server Across HTTP-to-HTTPS Redirect in Axios Node.js HTTP Adapter

Summary Axios’s Node.js HTTP adapter may forward a Proxy-Authorization header to a redirected origin during specific proxy-to-direct redirect flows. This affects Node.js usage, where an initial HTTP request is sent through an authenticated HTTP proxy, redirects are followed, and the redirected UR...

CVE-2026-26365

Akamai Ghost on Akamai CDN edge servers before 2026-02-06 mishandles processing of custom hop-by-hop HTTP headers, where an incoming request containing the header "Connection: Transfer-Encoding" could result in a forward request with invalid message framing, depending on the Akamai processing pat...

Cloudflare Fixes ACME Validation Bug Allowing WAF Bypass to Origin Servers

Cloudflare has addressed a security vulnerability impacting its Automatic Certificate Management Environment ACME validation logic that made it possible to bypass security controls and access origin servers. "The vulnerability was rooted in how our edge network processed requests destined for the...