In this section we explain what server-side request forgery (SSRF) is, and describe some common examples. We also show you how to find and exploit SSRF . Feb 23, 2026 · Server-side request forgery (SSRF) is a web security vulnerability that allows an attacker to induce the server-side application to make requests to an unintended location. This learning path teaches you about server-side request forgery (SSRF). You'll learn about its impact, common techniques used in attacks, and how to defend against them.
Lab: Basic SSRF against the local server APPRENTICE This lab has a stock check feature which fetches data from an internal system. To solve the lab, change the stock check URL to access the . In this section, we'll explain what blind server-side request forgery is, describe some common blind SSRF examples, and explain how to find and exploit blind SSRF vulnerabilities. URL validation bypass cheat sheet This cheat sheet contains payloads for bypassing URL validation. These wordlists are useful for attacks such as server-side request forgery, CORS misconfigurations, .
It is sometimes also possible to use the Host header to launch high-impact, routing-based SSRF attacks. These are sometimes known as "Host header SSRF attacks", and were explored in depth by . To solve the lab, use this functionality to perform a blind SSRF attack against an internal server in the 192.168.0.X range on port 8080. In the blind attack, use a Shellshock payload against the internal . Sep 3, 2024 · URL validation bypasses are the root cause of numerous vulnerabilities including many instances of SSRF, CORS misconfiguration, and open redirection. These work by using ambiguous .
Server-side request forgery (SSRF) - PortSwigger.
Testing for SSRF with Burp Suite - PortSwigger.
Server-side request forgery (SSRF) is a web security vulnerability that allows an attacker to induce the server-side application to make requests to an unintended location.
- Basic SSRF against the local server - PortSwigger.
- URL validation bypass cheat sheet for SSRF/CORS/Redirect - 2024.
- Blind SSRF with Shellshock exploitation - PortSwigger.
URL validation bypasses are the root cause of numerous vulnerabilities including many instances of SSRF, CORS misconfiguration, and open redirection. This indicates that "SSRF denylist only checks IPv4 A records, not IPv6 AAAA records" should be tracked with broader context and ongoing updates.
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