Exercises

Exercise Avg. Time Difficulty Solved by Tier
CVE-2026-XX888
This challenge covers the review of a CVE in a typescript codebase and its patch
hard 118 PRO
CVE-2026-XX050
This challenge covers the review of a CVE in a typescript codebase and its patch
hard 108 PRO
CVE-2025-XX864
This challenge covers the review of a CVE in a typescript codebase and its patch
< 1 Hr. hard 123 PRO
CVE-2020-XX079
This challenge covers the review of a CVE in a javascript codebase and its patch
< 1 Hr. hard 198 PRO
CVE-2021-X27X0
This challenge covers the review of a CVE in a JavaScript codebase and its patch
hard 137 PRO
CVE-2021-437XX
This challenge covers the review of a CVE in a JavaScript codebase and its patch
hard 159 PRO
CVE-2024-XX3X9
This challenge covers the review of a CVE in a python codebase and its patch
< 1 Hr. hard 100 PRO
CVE-2025-XXX57
This challenge covers the review of a CVE in a python codebase and its patch
< 1 Hr. hard 138 PRO
CVE-2026-XXX50
This challenge covers the review of a CVE in a python codebase and its patch
hard 115 PRO
CVE-2024-X68X
This challenge covers the review of a CVE in a python codebase and its patch
< 1 Hr. hard 161 PRO
CVE-2025-0X6X
This challenge covers the review of a CVE in a python codebase and its patch
< 1 Hr. hard 182 PRO
CVE-2025-6X5X7
This challenge covers the review of a CVE in a python codebase and its patch
hard 137 PRO
CVE-2023-2758X
This challenge covers the review of a CVE in a golang codebase and its patch
< 1 Hr. hard 93 PRO
CVE-202X-15X7
This challenge covers the review of a CVE in a golang codebase and its patch
< 1 Hr. hard 86 PRO
CVE-2017-1XX74
This challenge covers the review of a CVE in a golang codebase and its patch
< 1 Hr. hard 123 PRO
CVE-2025-NOID
This challenge covers the review of a CVE in a java codebase and its patch
< 1 Hr. hard 123 PRO
CVE-2022-2X457
This challenge covers the review of a CVE in a java codebase and its patch
< 1 Hr. hard 139 PRO
CVE-2025-627X0
This challenge covers the review of a CVE in a java codebase and its patch
< 1 Hr. hard 125 PRO
CVE-2025-X93X0
This challenge covers the review of a CVE in a golang codebase and its patch
< 1 Hr. hard 84 PRO
CVE-2025-X215X
This challenge covers the review of a CVE in a golang codebase and its patch
< 1 Hr. hard 92 PRO
CVE-2025-6X85
This challenge covers the review of a CVE in a python codebase and its patch
< 1 Hr. hard 152 PRO
CVE-2025-6X9X2
This challenge covers the review of a CVE in a python codebase and its patch
hard 132 PRO
CVE-2025-X942X
This challenge covers the review of a CVE in a python codebase and its patch
< 1 Hr. hard 144 PRO
CVE-2025-X270X
This challenge covers the review of a CVE in a python codebase and its patch
< 1 Hr. hard 162 PRO
CVE-2021-X5X8
This challenge covers the review of a CVE in a Golang codebase and its patch
< 1 Hr. hard 93 PRO
CVE-2025-5XX2X
This challenge covers the review of a CVE in a Golang codebase and its patch
< 1 Hr. hard 101 PRO
CVE-2025-XX149
This challenge covers the review of a CVE in a Python codebase and its patch
< 1 Hr. hard 193 PRO
CVE-2025-6XX4
This challenge covers the review of a CVE published in 2025 in a go codebase and its patch
< 1 Hr. hard 91 PRO
CVE-2025-5X3X9
This challenge covers the review of a CVE discovered in 2025 in a golang codebase and its patch
< 1 Hr. hard 110 PRO
CVE-2025-4913X
This challenge covers the review of a CVE in a Go codebase and its patch. The goal is to review the code to find the security issue.
< 1 Hr. hard 104 PRO
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Showing 31–60 of 148 exercises