Java Code Review Badge

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81 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
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CVE-2009-387X
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 243 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
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CVE-2022-2X24X
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 187 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
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CVE-2022-4x3x5
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 142 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
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CVE-2023-3X4X6
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 169 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
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CVE-2023-4X25X
  • 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
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CVE-2023-5143X
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 217 students
  • Takes 1-2 Hrs. on average
  • Java

 

Easy
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CVE-2023-5X38X
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 158 students
  • Takes -- on average
  • Java

 

Easy
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CVE-2024-2X31X
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 197 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
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CVE-2024-X875X
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 176 students
  • Takes -- on average
  • Java

 

Easy
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CVE-2007-546X
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 145 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
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CVE-2009-26X3
  • 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
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CVE-2018-XX34
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 189 students
  • Takes < 1 Hr. on average
  • java

 

Easy
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CVE-2020-9X8X
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 248 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
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CVE-2022-357X1
  • 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
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CVE-2022-458X1
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 194 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
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CVE-2022-X51X3
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 183 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
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CVE-2006-6X6X
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 150 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
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CVE-2011-XX61
  • 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
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CVE-2014-7X09
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 203 students
  • Takes 1-2 Hrs. on average
  • Java

 

Easy
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CVE-2015-3XX0
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 145 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
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CVE-2022-342XX
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 120 students
  • Takes < 1 Hr. on average
  • java

 

Easy
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CVE-2022-378xx
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 352 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
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CVE-2022-393XX
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 157 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
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CVE-2022-4504x
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 189 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
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CVE-2022-4x13x
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 123 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
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CVE-2022-x0x08
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 150 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
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CVE-2022-x0x09
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 188 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
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CVE-2022-X50X6
  • 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
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CVE-2023-25X4X
  • 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
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CVE-2023-289X6
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 115 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
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CVE-2023-2XX60
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 151 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
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CVE-2023-2XX61
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 163 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
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CVE-2023-350XX
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 122 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
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CVE-2023-46XX2
  • 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
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CVE-2023-X48X9
  • 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
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CVE-2023-XXX83
  • 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
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CVE-202X-2561X
  • 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
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GHSA-95XX
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 115 students
  • Takes < 1 Hr. on average
  • Java

 

Medium
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CVE-2012-5XX3
  • 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

 

Medium
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CVE-2014-X80X
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 163 students
  • Takes < 1 Hr. on average
  • java

 

Medium
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CVE-2022-X41X9
  • 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

 

Medium
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CVE-2022-XX910
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 120 students
  • Takes < 1 Hr. on average
  • java

 

Medium
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CVE-2023-2X8X1
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 166 students
  • Takes < 1 Hr. on average
  • Java

 

Medium
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CVE-2023-30XX1
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 172 students
  • Takes < 1 Hr. on average
  • Java

 

Medium
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CVE-2018-8x14
  • This challenge covers the review of a CVE in a Java codebase and its patch
  • Completed by 124 students
  • Takes 2-4 Hrs. on average
  • Java

 

Exercises

Easy
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Java Code Review 01
  • This challenge covers the review of a simple codebase in Java
  • Completed by 229 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
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Java Code Review 02
  • This challenge covers the review of a simple codebase in Java
  • Completed by 230 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
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Java Code Review 03
  • This challenge covers the review of a simple codebase in Java
  • Completed by 199 students
  • Takes -- on average
  • Java

 

Easy
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Java Code Review 04
  • This challenge covers the review of a simple codebase in Java
  • Completed by 186 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
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Java Code Review 05
  • This challenge covers the review of a simple codebase in Java
  • Completed by 189 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
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Java Code Review 06
  • This challenge covers the review of a simple codebase in Java
  • Completed by 181 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
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Java Code Review 07
  • This challenge covers the review of a simple codebase in Java
  • Completed by 157 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
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Java Code Review 08
  • This challenge covers the review of a simple codebase in Java
  • Completed by 162 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
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Java Code Review 09
  • This challenge covers the review of a simple codebase in Java
  • Completed by 136 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
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Java Code Review 10
  • This challenge covers the review of a simple codebase in Java
  • Completed by 152 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
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Java Code Review 11
  • This challenge covers the review of a simple codebase in Java
  • Completed by 143 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
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Java Code Review 12
  • This challenge covers the review of a simple codebase in Java
  • Completed by 140 students
  • Takes -- on average
  • Java

 

Easy
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Java Code Review 13
  • This challenge covers the review of a simple codebase in Java
  • Completed by 142 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
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Java Code Review 14
  • This challenge covers the review of a simple codebase in Java
  • Completed by 138 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
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Java Code Review 15
  • This challenge covers the review of a simple codebase in Java
  • Completed by 138 students
  • Takes < 1 Hr. on average
  • Java

 

Easy
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Java Code Review 16
  • This challenge covers the review of a simple codebase in Java
  • Completed by 118 students
  • Takes < 1 Hr. on average
  • Java