Login
Register
Introduction 00 (next)
Course
Videos
Scoring
Introduction Badge
Introduction Badge (next)
Badges
Introduction
0 / 4
Unix
0 / 35
Essential
0 / 60
PCAP badge
0 / 35
HTTP
0 / 43
White
0 / 6
Serialize
0 / 5
Yellow
0 / 7
Blue
0 / 11
Green
0 / 16
Orange
0 / 15
Intercept
0 / 5
Authentication / Authorization
0 / 21
Android
0 / 8
Capture-The-Flag
0 / 6
Brown
0 / 26
Recon
0 / 27
API
0 / 25
Media
0 / 18
Code Review
0 / 107
Java Serialize
0 / 12
Java Code Review
0 / 53
Login
Register
Code Review Badge
43
Completed
83
Videos
107
Exercises
Code Review Videos
Access to videos for this badge is only available with
PentesterLab PRO
Snippet Review Exercises
Golang
0/12
PHP
0/9
Ruby
0/9
JavaScript/TypeScript
0/16
Java
0/12
Python
0/9
Easy
PENTESTERLAB
Golang Snippet #01
This challenge covers the review of a snippet of code written in Golang
1 video
Completed by 897 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Golang Snippet #02
This challenge covers the review of a snippet of code written in Golang
1 video
Completed by 748 students
Takes < 1 Hr. on average
Medium
PENTESTERLAB
Golang Snippet #03
This challenge covers the review of a snippet of code written in Golang
1 video
Completed by 613 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Golang Snippet #04
This challenge covers the review of a snippet of code written in Golang
1 video
Completed by 687 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Golang Snippet #05
This challenge covers the review of a snippet of code written in Golang
1 video
Completed by 647 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Golang Snippet #06
This challenge covers the review of a snippet of code written in Golang
1 video
Completed by 563 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Golang Snippet #07
This challenge covers the review of a snippet of code written in Golang
1 video
Completed by 587 students
Takes < 1 Hr. on average
Medium
PENTESTERLAB
Golang Snippet #08
This challenge covers the review of a snippet of code written in Golang
1 video
Completed by 549 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Golang Snippet #09
This challenge covers the review of a snippet of code written in Golang
1 video
Completed by 518 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Golang Snippet #10
This challenge covers the review of a snippet of code written in Golang
1 video
Completed by 573 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Golang Snippet #11
This challenge covers the review of a snippet of code written in Golang
1 video
Completed by 562 students
Takes < 1 Hr. on average
Medium
PENTESTERLAB
Golang Snippet #12
This challenge covers the review of a snippet of code written in Golang
1 video
Completed by 498 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
PHP Snippet #01
This challenge covers the review of a snippet of code written in PHP
1 video
Completed by 1494 students
Takes < 1 Hr. on average
Medium
PENTESTERLAB
PHP Snippet #02
This challenge covers the review of a snippet of code written in PHP
1 video
Completed by 1274 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
PHP Snippet #03
This challenge covers the review of a snippet of code written in PHP
1 video
Completed by 1064 students
Takes < 1 Hr. on average
Medium
PENTESTERLAB
PHP Snippet #04
This challenge covers the review of a snippet of code written in PHP
1 video
Completed by 1019 students
Takes < 1 Hr. on average
Medium
PENTESTERLAB
PHP Snippet #05
This challenge covers the review of a snippet of code written in PHP
1 video
Completed by 948 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
PHP Snippet #06
This challenge covers the review of a snippet of code written in PHP
1 video
Completed by 1006 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
PHP Snippet #07
This challenge covers the review of a snippet of code written in PHP
1 video
Completed by 877 students
Takes < 1 Hr. on average
Hard
PENTESTERLAB
PHP Snippet #08
This challenge covers the review of a snippet of code written in PHP
1 video
Completed by 756 students
Takes < 1 Hr. on average
Medium
PENTESTERLAB
PHP Snippet #09
This challenge covers the review of a snippet of code written in PHP
1 video
Completed by 757 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Ruby Snippet #01
This challenge covers the review of a snippet of code written in Ruby
1 video
Completed by 418 students
Takes < 1 Hr. on average
Medium
PENTESTERLAB
Ruby Snippet #02
This challenge covers the review of a snippet of code written in Ruby
1 video
Completed by 418 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Ruby Snippet #03
This challenge covers the review of a snippet of code written in Ruby
1 video
Completed by 439 students
Takes < 1 Hr. on average
Medium
PENTESTERLAB
Ruby Snippet #04
This challenge covers the review of a snippet of code written in Ruby
1 video
Completed by 397 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Ruby Snippet #05
This challenge covers the review of a snippet of code written in Ruby
1 video
Completed by 447 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Ruby Snippet #06
This challenge covers the review of a snippet of code written in Ruby
1 video
Completed by 432 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Ruby Snippet #07
This challenge covers the review of a snippet of code written in Ruby
1 video
Completed by 351 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Ruby Snippet #08
This challenge covers the review of a snippet of code written in Ruby
1 video
Completed by 384 students
Takes < 1 Hr. on average
Medium
PENTESTERLAB
Ruby Snippet #09
This challenge covers the review of a snippet of code written in Ruby
1 video
Completed by 353 students
Takes < 1 Hr. on average
Medium
PENTESTERLAB
Javascript Snippet #01
This challenge covers the review of a snippet of code written in JavaScript
1 video
Completed by 1260 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Javascript Snippet #02
This challenge covers the review of a snippet of code written in JavaScript
1 video
Completed by 982 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Javascript Snippet #03
This challenge covers the review of a snippet of code written in JavaScript
1 video
Completed by 1013 students
Takes < 1 Hr. on average
Medium
PENTESTERLAB
Javascript Snippet #04
This challenge covers the review of a snippet of code written in JavaScript
1 video
Completed by 940 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Javascript Snippet #05
This challenge covers the review of a snippet of code written in JavaScript
1 video
Completed by 965 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Javascript Snippet #06
This challenge covers the review of a snippet of code written in JavaScript
1 video
Completed by 880 students
Takes < 1 Hr. on average
Medium
PENTESTERLAB
Javascript Snippet #07
This challenge covers the review of a snippet of code written in JavaScript
1 video
Completed by 875 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
TypeScript Snippet #01
This challenge covers the review of a snippet of code written in TypeScript
1 video
Completed by 719 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
TypeScript Snippet #02
This challenge covers the review of a snippet of code written in TypeScript
1 video
Completed by 667 students
Takes < 1 Hr. on average
Medium
PENTESTERLAB
TypeScript Snippet #03
This challenge covers the review of a snippet of code written in TypeScript
1 video
Completed by 629 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
TypeScript Snippet #04
This challenge covers the review of a snippet of code written in TypeScript
1 video
Completed by 548 students
Takes < 1 Hr. on average
Medium
PENTESTERLAB
TypeScript Snippet #05
This challenge covers the review of a snippet of code written in TypeScript
1 video
Completed by 577 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
TypeScript Snippet #06
This challenge covers the review of a snippet of code written in TypeScript
1 video
Completed by 486 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
TypeScript Snippet #07
This challenge covers the review of a snippet of code written in TypeScript
1 video
Completed by 440 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
TypeScript Snippet #08
This challenge covers the review of a snippet of code written in TypeScript
1 video
Completed by 495 students
Takes < 1 Hr. on average
Medium
PENTESTERLAB
TypeScript Snippet #09
This challenge covers the review of a snippet of code written in TypeScript
1 video
Completed by 524 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Java Snippet #01
This challenge covers the review of a snippet of code written in Java
1 video
Completed by 979 students
Takes < 1 Hr. on average
Medium
PENTESTERLAB
Java Snippet #02
This challenge covers the review of a snippet of code written in Java
1 video
Completed by 909 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Java Snippet #03
This challenge covers the review of a snippet of code written in Java
1 video
Completed by 832 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Java Snippet #04
This challenge covers the review of a snippet of code written in Java
1 video
Completed by 804 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Java Snippet #05
This challenge covers the review of a snippet of code written in Java
1 video
Completed by 727 students
Takes < 1 Hr. on average
Medium
PENTESTERLAB
Java Snippet #06
This challenge covers the review of a snippet of code written in Java
1 video
Completed by 662 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Java Snippet #07
This challenge covers the review of a snippet of code written in Java
1 video
Completed by 996 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Java Snippet #08
This challenge covers the review of a snippet of code written in Java
1 video
Completed by 949 students
Takes < 1 Hr. on average
Medium
PENTESTERLAB
Java Snippet #09
This challenge covers the review of a snippet of code written in Java
1 video
Completed by 684 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Java Snippet #10
This challenge covers the review of a snippet of code written in Java
1 video
Completed by 745 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Java Snippet #11
This challenge covers the review of a snippet of code written in Java
1 video
Completed by 688 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Java Snippet #12
This challenge covers the review of a snippet of code written in Java
1 video
Completed by 651 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Python Snippet #01
This challenge covers the review of a snippet of code written in Python
1 video
Completed by 1196 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Python Snippet #02
This challenge covers the review of a snippet of code written in Python
1 video
Completed by 1000 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Python Snippet #03
This challenge covers the review of a snippet of code written in Python
1 video
Completed by 885 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Python Snippet #04
This challenge covers the review of a snippet of code written in Python
1 video
Completed by 820 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Python Snippet #05
This challenge covers the review of a snippet of code written in Python
1 video
Completed by 863 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Python Snippet #06
This challenge covers the review of a snippet of code written in Python
1 video
Completed by 967 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Python Snippet #07
This challenge covers the review of a snippet of code written in Python
1 video
Completed by 864 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Python Snippet #08
This challenge covers the review of a snippet of code written in Python
1 video
Completed by 805 students
Takes < 1 Hr. on average
Easy
PENTESTERLAB
Python Snippet #09
This challenge covers the review of a snippet of code written in Python
1 video
Completed by 848 students
Takes < 1 Hr. on average
Patch Review Exercises
Easy
PENTESTERLAB
CVE-2008-1x3x
This challenge covers the review of a CVE and its patch
1 video
Completed by 414 students
Takes < 1 Hr. on average
PHP
Easy
PENTESTERLAB
CVE-2008-4x9x
This challenge covers the review of a CVE and its patch
Completed by 277 students
Takes < 1 Hr. on average
PHP
Easy
PENTESTERLAB
CVE-2008-5x8x
This challenge covers the review of a CVE and its patch
1 video
Completed by 319 students
Takes < 1 Hr. on average
Ruby
Easy
PENTESTERLAB
CVE-2009-3x8x
This challenge covers the review of a CVE and its patch
1 video
Completed by 311 students
Takes < 1 Hr. on average
Ruby
Easy
PENTESTERLAB
CVE-2020-17xx7
This challenge covers the review of a CVE and its patch
1 video
Completed by 499 students
Takes < 1 Hr. on average
Java
Easy
PENTESTERLAB
CVE-2020-9x9x
This challenge covers the review of a CVE and its patch
1 video
Completed by 406 students
Takes < 1 Hr. on average
Java
Easy
PENTESTERLAB
CVE-2006-4xxx
This challenge covers the review of a CVE and its patch
1 video
Completed by 352 students
Takes < 1 Hr. on average
Ruby
Easy
PENTESTERLAB
CVE-2006-4xxx_ii
This challenge covers the review of a CVE and its patch
Completed by 252 students
Takes < 1 Hr. on average
Ruby
Easy
PENTESTERLAB
CVE-2020-11xxx
This challenge covers the review of a CVE and its patch
Completed by 347 students
Takes < 1 Hr. on average
Java
Easy
PENTESTERLAB
CVE-2020-17xx8
This challenge covers the review of a CVE and its patch
Completed by 330 students
Takes < 1 Hr. on average
Java
Easy
PENTESTERLAB
CVE-2021-37xxx
This challenge covers the review of a CVE and its patch
Completed by 303 students
Takes < 1 Hr. on average
Python
Easy
PENTESTERLAB
CVE-2021-39x3x
This challenge covers the review of a CVE and its patch
Completed by 242 students
Takes < 1 Hr. on average
Java
Easy
PENTESTERLAB
CVE-2021-4379x
This challenge covers the review of a CVE and its patch
1 video
Completed by 373 students
Takes < 1 Hr. on average
Golang
Easy
PENTESTERLAB
CVE-2021-45xx9
This challenge covers a vulnerable snippet in a real Python application
Completed by 372 students
Takes < 1 Hr. on average
Python
Easy
PENTESTERLAB
CVE-2022-3x7x1
This challenge covers the review of a CVE and its patch
Completed by 374 students
Takes < 1 Hr. on average
Java
Medium
PENTESTERLAB
CVE-2008-5x8x_ii
This challenge covers the review of a CVE and its patch
1 video
Completed by 236 students
Takes < 1 Hr. on average
Ruby
Medium
PENTESTERLAB
CVE-2019-5x2x
This challenge covers the review of a CVE and its patch
1 video
Completed by 222 students
Takes < 1 Hr. on average
Ruby
Medium
PENTESTERLAB
CVE-2020-13xxx
This challenge covers the review of a CVE and its patch
Completed by 257 students
Takes < 1 Hr. on average
Java
Medium
PENTESTERLAB
CVE-2021-381xx
This challenge covers the review of a CVE and its patch
Completed by 279 students
Takes < 1 Hr. on average
Java
Medium
PENTESTERLAB
CVE-2021-4xx50
This challenge covers the review of a CVE and its patch
Completed by 467 students
Takes < 1 Hr. on average
Golang
Medium
PENTESTERLAB
CVE-2022-26xx9
This challenge covers a vulnerable snippet in a real Java application
Completed by 230 students
Takes < 1 Hr. on average
Java
Hard
PENTESTERLAB
CVE-2005-2x8x
This challenge covers the review of a CVE and its patch
Completed by 251 students
Takes < 1 Hr. on average
PHP
Code Review Exercises
Medium
PENTESTERLAB
Code Review 01
This exercise is one of our challenges to help you learn how to review real source code
1 video
Completed by 434 students
Takes 1-2 Hrs. on average
JavaScript
Medium
PENTESTERLAB
Code Review 02
This exercise is one of our challenges to help you learn how to review real source code
Completed by 274 students
Takes 1-2 Hrs. on average
Python
Hard
PENTESTERLAB
Code Review 03
This exercise is one of our challenges to help you learn how to review real source code
Completed by 137 students
Takes 2-4 Hrs. on average
JavaScript
Hard
PENTESTERLAB
Code Review 04
This exercise is one of our challenges to help you learn how to review real source code
Completed by 222 students
Takes 1-2 Hrs. on average
JavaScript
Hard
PENTESTERLAB
Code Review 05
This exercise is one of our challenges to help you learn how to review real source code
Completed by 116 students
Takes 2-4 Hrs. on average
JavaScript
Medium
PENTESTERLAB
Code Review 06
This exercise is one of our challenges to help you learn how to review real source code
Completed by 82 students
Takes 2-4 Hrs. on average
Golang
Hard
PENTESTERLAB
Code Review 07
This exercise is one of our challenges to help you learn how to review real source code
Completed by 144 students
Takes 1-2 Hrs. on average
Golang
Easy
PENTESTERLAB
Code Review 08
This exercise is one of our challenges to help you learn how to review real source code
Completed by 164 students
Takes 1-2 Hrs. on average
Golang
Hard
PENTESTERLAB
Code Review 09
This exercise is one of our challenges to help you learn how to review real source code
Completed by 117 students
Takes 1-2 Hrs. on average
Golang
Medium
PENTESTERLAB
Code Review 10
This exercise is one of our challenges to help you learn how to review real source code
Completed by 166 students
Takes < 1 Hr. on average
Golang
Hard
PENTESTERLAB
Code Review 11
This exercise is one of our challenges to help you learn how to review real source code
Completed by 74 students
Takes 2-4 Hrs. on average
C#/.Net
Medium
PENTESTERLAB
Code Review 12
This exercise is one of our challenges to help you learn how to review real source code
Completed by 226 students
Takes < 1 Hr. on average
Java
Hard
PENTESTERLAB
Code Review 13
This exercise is one of our challenges to help you learn how to review real source code
Completed by 111 students
Takes 2-4 Hrs. on average
Java
Medium
PENTESTERLAB
Code Review 14
This exercise is one of our challenges to help you learn how to review real source code
Completed by 190 students
Takes < 1 Hr. on average
Java
Medium
PENTESTERLAB
Code Review 15
This exercise is one of our challenges to help you learn how to review real source code
Completed by 170 students
Takes < 1 Hr. on average
Java
Easy
PENTESTERLAB
Code Review 16
This exercise is one of our challenges to help you learn how to review real source code
Completed by 172 students
Takes < 1 Hr. on average
Java
Medium
PENTESTERLAB
Code Review 17
This exercise is one of our challenges to help you learn how to review real source code
Completed by 93 students
Takes 1-2 Hrs. on average
.Net
Medium
PENTESTERLAB
Code Review 18
This exercise is one of our challenges to help you learn how to review real source code
Completed by 79 students
Takes 1-2 Hrs. on average
Java