Exercises

Exercise Avg. Time Difficulty Solved by Tier
API Payments 04
This exercise covers how to abuse a shopping cart allowing users to apply a voucher..
< 1 Hr. medium 1235 PRO
XSL PHP
This exercise covers the exploitation of a PHP application using XSL
< 1 Hr. medium 284 PRO
API Payments 03
This exercise covers a simple payments bypass.
< 1 Hr. medium 1342 PRO
CVE-2020-13xxx
This challenge covers the review of a CVE and its patch
< 1 Hr. medium 678 PRO
Code Review 18
This exercise is one of our challenges to help you learn how to review real source code
1-2 Hr. medium 394 PRO
API Payments 02
This exercise covers a simple payments bypass.
< 1 Hr. medium 1508 PRO
GCM Nonce Reuse
This challenge covers the impact of nonce reuse on GCM
< 1 Hr. medium 186 PRO
CVE-2019-5x2x
This challenge covers the review of a CVE and its patch
< 1 Hr. medium 621 PRO
Java Snippet #09
This challenge covers the review of a snippet of code written in Java
< 1 Hr. medium 1398 PRO
CVE-2022-26xx9
This challenge covers a vulnerable snippet in a real Java application
< 1 Hr. medium 629 PRO
Mongo IDOR
This challenge covers how to exploit an IDOR when Mongo IDs are used
< 1 Hr. medium 1197 PRO
CVE-2008-5x8x_ii
This challenge covers the review of a CVE and its patch
< 1 Hr. medium 649 PRO
Java Snippet #06
This challenge covers the review of a snippet of code written in Java
< 1 Hr. medium 1425 PRO
CVE-2022-21449 JWT
This exercise covers the exploitation of CVE-2022-21449 against a Java Application relying on JWT
< 1 Hr. medium 183 PRO
CVE-2021-33564 Argument Injection in Ruby Dragonfly
This exercise covers how you can get arbitrary file read using CVE-2021-33564 against Refinery CMS
< 1 Hr. medium 151 PRO
Mongo IDOR II
This challenge covers how to recover a Mongo ID to leverage an IDOR
< 1 Hr. medium 352 PRO
PHP Snippet #09
This challenge covers the review of a snippet of code written in PHP
< 1 Hr. medium 1567 PRO
CVE-2022-21724: JDBC RCE PostgreSQL
This challenge covers how to gain code execution by leveraging a JDBC connection string with PostgreSQL
< 1 Hr. medium 194 PRO
HTTP 41
This challenge covers how to send specific HTTP requests
< 1 Hr. medium 2717 PRO
HTTP 43
This challenge covers how to send specific HTTP requests
< 1 Hr. medium 2650 PRO
HTTP 42
This challenge covers how to send specific HTTP requests
< 1 Hr. medium 2743 PRO
CVE-2021-381xx
This challenge covers the review of a CVE and its patch
< 1 Hr. medium 684 PRO
TypeScript Snippet #05
This challenge covers the review of a snippet of code written in TypeScript
< 1 Hr. medium 1308 PRO
TypeScript Snippet #09
This challenge covers the review of a snippet of code written in TypeScript
< 1 Hr. medium 1211 PRO
API 08
This exercise covers how one can inspect HTTP responses to identify information leaks.
< 1 Hr. medium 1812 PRO
CVE-2021-4xx50
This challenge covers the review of a CVE and its patch
< 1 Hr. medium 840 PRO
JDBC RCE
This exercise is one of our challenges to help you learn Java Serialisation exploitation
2-4 Hr. medium 68 PRO
Golang Snippet #12
This challenge covers the review of a snippet of code written in Golang
< 1 Hr. medium 1101 PRO
TypeScript Snippet #03
This challenge covers the review of a snippet of code written in TypeScript
< 1 Hr. medium 1368 PRO
API 07 API Angular
This exercise covers how one can inspect JavaScript code to identify information leak.
< 1 Hr. medium 1906 PRO
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Showing 61–90 of 260 exercises