Java Code Review Badge

36 Completed
61 Exercises

The Java Code Review Badge is our badge dedicated to code review in Java. It covers the discovery of weaknesses and vulnerabilities using source code review.

Patch Review Exercises

Easy
CVE-2009-387X
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 158 students
  • Takes 1-2 Hrs. on average
  • Java

 

Easy
CVE-2022-2X24X
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 96 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
CVE-2022-4x3x5
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 71 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
CVE-2023-3X4X6
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 85 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
CVE-2023-4X25X
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 76 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
CVE-2023-5143X
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 157 students
  • Takes 1-2 Hrs. on average
  • Java

 

Easy
CVE-2023-5X38X
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 91 students
  • Takes -- on average
  • Java

 

Easy
CVE-2024-2X31X
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 125 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
CVE-2024-X875X
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 105 students
  • Takes -- on average
  • Java

 

Easy
CVE-2007-546X
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 90 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
CVE-2009-26X3
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 111 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
CVE-2018-XX34
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 141 students
  • Takes < 1 Hr. on average
  • java

 

Easy
CVE-2020-9X8X
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 195 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
CVE-2022-357X1
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 102 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
CVE-2022-458X1
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 138 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
CVE-2022-X51X3
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 130 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
CVE-2006-6X6X
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 101 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
CVE-2011-XX61
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 90 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
CVE-2014-7X09
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 158 students
  • Takes 1-2 Hrs. on average
  • Java

 

Easy
CVE-2015-3XX0
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 99 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
CVE-2022-342XX
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 76 students
  • Takes < 1 Hr. on average
  • java

 

Easy
CVE-2022-378xx
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 305 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
CVE-2022-393XX
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 111 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
CVE-2022-4504x
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 139 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
CVE-2022-4x13x
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 76 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
CVE-2022-x0x08
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 108 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
CVE-2022-x0x09
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 146 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
CVE-2022-X50X6
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 82 students
  • Takes < 1 Hr. on average
  • java

 

Easy
CVE-2023-25X4X
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 69 students
  • Takes < 1 Hr. on average
  • java

 

Easy
CVE-2023-289X6
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 73 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
CVE-2023-2XX60
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 107 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
CVE-2023-2XX61
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 116 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
CVE-2023-350XX
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 80 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
CVE-2023-46XX2
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 76 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
CVE-2023-X48X9
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 95 students
  • Takes < 1 Hr. on average
  • java

 

Easy
CVE-2023-XXX83
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 86 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
CVE-202X-2561X
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 90 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
GHSA-95XX
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 77 students
  • Takes < 1 Hr. on average
  • Java

 

Medium
CVE-2012-5XX3
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 101 students
  • Takes < 1 Hr. on average
  • Java

 

Medium
CVE-2014-X80X
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 117 students
  • Takes < 1 Hr. on average
  • java

 

Medium
CVE-2022-X41X9
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 81 students
  • Takes < 1 Hr. on average
  • Java

 

Medium
CVE-2022-XX910
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 78 students
  • Takes < 1 Hr. on average
  • java

 

Medium
CVE-2023-2X8X1
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 114 students
  • Takes < 1 Hr. on average
  • Java

 

Medium
CVE-2023-30XX1
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 118 students
  • Takes < 1 Hr. on average
  • Java

 

Medium
CVE-2018-8x14
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 80 students
  • Takes 2-4 Hrs. on average
  • Java

 

Exercises

Easy
Java Code Review 01
  • This challenge covers the review of a simple codebase in Java
  • Completed by 135 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
Java Code Review 02
  • This challenge covers the review of a simple codebase in Java
  • Completed by 136 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
Java Code Review 03
  • This challenge covers the review of a simple codebase in Java
  • Completed by 116 students
  • Takes -- on average
  • Java

 

Easy
Java Code Review 04
  • This challenge covers the review of a simple codebase in Java
  • Completed by 101 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
Java Code Review 05
  • This challenge covers the review of a simple codebase in Java
  • Completed by 106 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
Java Code Review 06
  • This challenge covers the review of a simple codebase in Java
  • Completed by 104 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
Java Code Review 07
  • This challenge covers the review of a simple codebase in Java
  • Completed by 76 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
Java Code Review 08
  • This challenge covers the review of a simple codebase in Java
  • Completed by 82 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
Java Code Review 09
  • This challenge covers the review of a simple codebase in Java
  • Completed by 63 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
Java Code Review 10
  • This challenge covers the review of a simple codebase in Java
  • Completed by 73 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
Java Code Review 11
  • This challenge covers the review of a simple codebase in Java
  • Completed by 67 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
Java Code Review 12
  • This challenge covers the review of a simple codebase in Java
  • Completed by 62 students
  • Takes -- on average
  • Java

 

Easy
Java Code Review 13
  • This challenge covers the review of a simple codebase in Java
  • Completed by 68 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
Java Code Review 14
  • This challenge covers the review of a simple codebase in Java
  • Completed by 65 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
Java Code Review 15
  • This challenge covers the review of a simple codebase in Java
  • Completed by 57 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
Java Code Review 16
  • This challenge covers the review of a simple codebase in Java
  • Completed by 53 students
  • Takes < 1 Hr. on average
  • Java