Python Code Review Badge

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

45 exercises

Patch Review Exercises

Easy
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CVE-2023-3X829
  • This challenge covers the review of a CVE in a Python codebase and its patch
  • Completed by 67 students
  • Takes -- on average
  • Python

Easy
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CVE-2023-51XX9
  • This challenge covers the review of a CVE in a python codebase and its patch
  • Completed by 53 students
  • Takes < 1 Hr. on average
  • python
  • cwe22

Easy
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CVE-2024-419XX
  • This challenge covers the review of a CVE in a Python codebase and its patch
  • Completed by 205 students
  • Takes < 1 Hr. on average
  • Python

Easy
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CVE-2024-433XX
  • This challenge covers the review of a CVE in a Python codebase and its patch
  • Completed by 158 students
  • Takes < 1 Hr. on average
  • Python

Easy
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CVE-2024-X68X
  • This challenge covers the review of a CVE in a python codebase and its patch
  • Completed by 108 students
  • Takes < 1 Hr. on average
  • python

Easy
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CVE-2024-XX3X9
  • This challenge covers the review of a CVE in a python codebase and its patch
  • Completed by 60 students
  • Takes < 1 Hr. on average
  • python

Easy
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CVE-2025-0X6X
  • This challenge covers the review of a CVE in a python codebase and its patch
  • Completed by 118 students
  • Takes < 1 Hr. on average
  • python

Easy
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CVE-2025-6X5X7
  • This challenge covers the review of a CVE in a python codebase and its patch
  • Completed by 92 students
  • Takes -- on average
  • python

Easy
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CVE-2025-6X85
  • This challenge covers the review of a CVE in a python codebase and its patch
  • Completed by 110 students
  • Takes < 1 Hr. on average
  • python

Easy
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CVE-2025-6X9X2
  • This challenge covers the review of a CVE in a python codebase and its patch
  • Completed by 98 students
  • Takes -- on average
  • python

Easy
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CVE-2025-X270X
  • This challenge covers the review of a CVE in a python codebase and its patch
  • Completed by 123 students
  • Takes < 1 Hr. on average
  • python

Easy
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CVE-2025-X942X
  • This challenge covers the review of a CVE in a python codebase and its patch
  • Completed by 108 students
  • Takes < 1 Hr. on average
  • python

Easy
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CVE-2025-XX149
  • This challenge covers the review of a CVE in a Python codebase and its patch
  • Completed by 149 students
  • Takes < 1 Hr. on average
  • Python

Coming soon
Easy
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CVE-2025-XX473
  • This challenge covers the review of a CVE in a python codebase and its patch
  • Takes -- on average
  • python

Coming soon
Easy
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CVE-2025-XX559
  • This challenge covers the review of a CVE in a python codebase and its patch
  • Takes -- on average
  • python

Easy
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CVE-2025-XX662
  • This challenge covers the review of a CVE in a python codebase and its patch
  • Completed by 69 students
  • Takes -- on average
  • python

Easy
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CVE-2025-XXX57
  • This challenge covers the review of a CVE in a python codebase and its patch
  • Completed by 80 students
  • Takes < 1 Hr. on average
  • python

Easy
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CVE-2026-21XX3
  • This challenge covers the review of a CVE in a Python codebase and its patch
  • Completed by 49 students
  • Takes < 1 Hr. on average
  • Python

Easy
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CVE-2026-2413X
  • This challenge covers the review of a CVE in a python codebase and its patch
  • Completed by 51 students
  • Takes < 1 Hr. on average
  • python

Easy
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CVE-2026-X189X
  • This challenge covers the review of a CVE in a python codebase and its patch
  • Completed by 71 students
  • Takes < 1 Hr. on average
  • python

Coming soon
Easy
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CVE-2026-XX039
  • This challenge covers the review of a CVE in a python codebase and its patch
  • Takes -- on average
  • python

Coming soon
Easy
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CVE-2026-XX064
  • This challenge covers the review of a CVE in a python codebase and its patch
  • Takes -- on average
  • python

Coming soon
Easy
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CVE-2026-XX09
  • This challenge covers the review of a CVE in a python codebase and its patch
  • Takes -- on average
  • python

Easy
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CVE-2026-XX130
  • This challenge covers the review of a CVE in a python codebase and its patch
  • Completed by 57 students
  • Takes < 1 Hr. on average
  • python

Easy
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CVE-2026-XX230
  • This challenge covers the review of a CVE in a python codebase and its patch
  • Completed by 48 students
  • Takes < 1 Hr. on average
  • python

Easy
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CVE-2026-XX242
  • This challenge covers the review of a CVE in a python codebase and its patch
  • Completed by 24 students
  • Takes < 1 Hr. on average
  • python

Coming soon
Easy
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CVE-2026-XX485
  • This challenge covers the review of a CVE in a python codebase and its patch
  • Takes -- on average
  • python

Easy
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CVE-2026-XX738
  • This challenge covers the review of a CVE in a python codebase and its patch
  • Completed by 26 students
  • Takes < 1 Hr. on average
  • python

Easy
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CVE-2026-XX762
  • This challenge covers the review of a CVE in a python codebase and its patch
  • Completed by 49 students
  • Takes < 1 Hr. on average
  • python

Easy
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CVE-2026-XX790
  • This challenge covers the review of a CVE in a python codebase and its patch
  • Completed by 50 students
  • Takes < 1 Hr. on average
  • python

Coming soon
Easy
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CVE-2026-XX802
  • This challenge covers the review of a CVE in a python codebase and its patch
  • Takes -- on average
  • python

Easy
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CVE-2026-XX871
  • This challenge covers the review of a CVE in a python codebase and its patch
  • Completed by 69 students
  • Takes -- on average
  • python

Coming soon
Easy
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CVE-2026-XX905
  • This challenge covers the review of a CVE in a python codebase and its patch
  • Takes -- on average
  • python

Easy
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CVE-2026-XX928
  • This challenge covers the review of a CVE in a python codebase and its patch
  • Completed by 41 students
  • Takes < 1 Hr. on average
  • python

Easy
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CVE-2026-XX953
  • This challenge covers the review of a CVE in a python codebase and its patch
  • Completed by 56 students
  • Takes < 1 Hr. on average
  • python

Easy
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CVE-2026-XX977
  • This challenge covers the review of a CVE in a python codebase and its patch
  • Completed by 51 students
  • Takes < 1 Hr. on average
  • python

Easy
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CVE-2026-XXX50
  • This challenge covers the review of a CVE in a python codebase and its patch
  • Completed by 77 students
  • Takes -- on average
  • python

Exercises

Easy
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Python Code Review 01
  • This challenge covers the review of a simple codebase in Python
  • Completed by 269 students
  • Takes < 1 Hr. on average
  • Python

Easy
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Python Code Review 02
  • This challenge covers the review of a simple codebase in Python
  • Completed by 227 students
  • Takes -- on average
  • Python

Easy
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Python Code Review 03
  • This challenge covers the review of a simple codebase in Python
  • Completed by 209 students
  • Takes < 1 Hr. on average
  • Python

Easy
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Python Code Review 04
  • This challenge covers the review of a simple codebase in Python
  • Completed by 203 students
  • Takes -- on average
  • Python

Easy
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Python Code Review 05
  • This challenge covers the review of a simple codebase in Python
  • Completed by 156 students
  • Takes -- on average
  • Python

Easy
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Python Code Review 06
  • This challenge covers the review of a simple codebase in Python
  • Completed by 155 students
  • Takes -- on average
  • Python

Easy
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Python Code Review 07
  • This challenge covers the review of a simple codebase in Python
  • Completed by 151 students
  • Takes < 1 Hr. on average
  • Python

Easy
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Python Code Review 09
  • This challenge covers the review of a simple codebase in Python
  • Completed by 158 students
  • Takes -- on average
  • Python