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Exercises

Exercise Avg. Time Difficulty Solved by Tier
API Payments 07
This exercise covers a way to manipulate a shopping cart to lower the total amount
 < 1 Hr. medium 1034 PRO
CVE-2021-22204: Exiftool RCE II
This exercise covers how you can gain code execution when an application uses exiftool on user-controlled files
 < 1 Hr. medium 90 PRO
XSL PHP IV
This exercise covers the exploitation of a PHP application using XSL
< 1 Hr. medium 167 PRO
API Payments 06
This exercise covers a simple payments bypass.
 < 1 Hr. medium 1067 PRO
CVE-2022-39224
This exercise covers the exploitation of CVE-2022-39224
 < 1 Hr. medium 116 PRO
XSL PHP III
This exercise covers the exploitation of a PHP application using XSL
< 1 Hr. medium 188 PRO
DOMPDF RCE II
This exercise covers the exploitation of a vulnerability in the DOMPDF library
 < 1 Hr. medium 83 PRO
DOMPDF RCE
This exercise covers the exploitation of a vulnerability in the DOMPDF library
 < 1 Hr. medium 171 PRO
XSL PHP II
This exercise covers the exploitation of a PHP application using XSL
< 1 Hr. medium 256 PRO
API Payments 04
This exercise covers how to abuse a shopping cart allowing users to apply a voucher..
 < 1 Hr. medium 1288 PRO
XSL PHP
This exercise covers the exploitation of a PHP application using XSL
< 1 Hr. medium 301 PRO
API Payments 03
This exercise covers a simple payments bypass.
 < 1 Hr. medium 1401 PRO
CVE-2020-13xxx
This challenge covers the review of a CVE and its patch
 < 1 Hr. medium 722 PRO
Code Review 18
This exercise is one of our challenges to help you learn how to review real source code
 < 1 Hr. medium 431 PRO
API Payments 02
This exercise covers a simple payments bypass.
 < 1 Hr. medium 1570 PRO
GCM Nonce Reuse
This challenge covers the impact of nonce reuse on GCM
 < 1 Hr. medium 199 PRO
CVE-2019-5x2x
This challenge covers the review of a CVE and its patch
 < 1 Hr. medium 659 PRO
Java Snippet #09
This challenge covers the review of a snippet of code written in Java
 < 1 Hr. medium 1446 PRO
CVE-2022-26xx9
This challenge covers a vulnerable snippet in a real Java application
 < 1 Hr. medium 672 PRO
Mongo IDOR
This challenge covers how to exploit an IDOR when Mongo IDs are used
< 1 Hr. medium 1253 PRO
CVE-2008-5x8x_ii
This challenge covers the review of a CVE and its patch
 < 1 Hr. medium 690 PRO
Java Snippet #06
This challenge covers the review of a snippet of code written in Java
 < 1 Hr. medium 1467 PRO
CVE-2022-21449 JWT
This exercise covers the exploitation of CVE-2022-21449 against a Java Application relying on JWT
 < 1 Hr. medium 195 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 160 PRO
Mongo IDOR II
This challenge covers how to recover a Mongo ID to leverage an IDOR
 < 1 Hr. medium 406 PRO
PHP Snippet #09
This challenge covers the review of a snippet of code written in PHP
 < 1 Hr. medium 1624 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 212 PRO
HTTP 41
This challenge covers how to send specific HTTP requests
 < 1 Hr. medium 2772 PRO
HTTP 43
This challenge covers how to send specific HTTP requests
 < 1 Hr. medium 2703 PRO
HTTP 42
This challenge covers how to send specific HTTP requests
 < 1 Hr. medium 2800 PRO
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Showing 61–90 of 269 exercises