Java Code Review Badge

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71 Completed
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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 225 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 167 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 127 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 152 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 126 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 202 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 141 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 181 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 162 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 137 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 158 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 178 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 235 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 143 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 182 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 171 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 137 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 125 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 192 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 135 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 110 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 342 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 146 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 178 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 112 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 141 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 180 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 117 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 107 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 108 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 144 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 153 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 114 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 116 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 134 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 125 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 125 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 108 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 138 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 154 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 121 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 113 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 155 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 161 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 115 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 204 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 206 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 179 students
  • Takes -- on average
  • Java

 

Easy
Java Code Review 04
  • This challenge covers the review of a simple codebase in Java
  • Completed by 165 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 169 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 162 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 136 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 142 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 119 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 133 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 124 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 121 students
  • Takes -- on average
  • Java

 

Easy
Java Code Review 13
  • This challenge covers the review of a simple codebase in Java
  • Completed by 125 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 121 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 121 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 102 students
  • Takes < 1 Hr. on average
  • Java