Improper Input Validation Basics: Exploring OWASP Juice Shop

Beginner
4.7Rating
4,417Deployments
60 mDuration

Learn to exploit improper input validation in OWASP Juice Shop by registering as an administrator, obtaining a Deluxe Membership without payment, and manipulating payment fields.

Lab Overview & Objectives

Improper input validation is a critical vulnerability that allows attackers to bypass business logic, manipulate workflows, and exploit improperly validated fields. In this lab, you will explore advanced input manipulation techniques in the OWASP Juice Shop application. By engaging in challenges like registering as an administrator, obtaining a Deluxe Membership without payment, and manipulating payment fields, you will understand how attackers exploit these vulnerabilities and the importance of validating user inputs.

Objectives

Upon completion of this lab, you will be able to:

  • Understand improper input validation vulnerabilities.
  • Learn techniques to bypass business logic and exploit workflows.
  • Craft input payloads to exploit improperly validated fields.
  • Recognize the importance of secure input validation.

Who is this lab for?

This lab is designed for:

  • Security professionals looking to learn advanced input manipulation techniques.
  • Developers aiming to understand input validation vulnerabilities and secure workflows.
  • IT professionals and beginners interested in application security concepts.

Real-Time Validation

Our platform uses an automated validation engine to verify your configurations as you work through the lab modules. No multiple choice—just real-world proficiency.

[SYSTEM] VALIDATION_ACTIVEv2.4.0
Checking resource: vpc-ingress-01...
Scanning security policy: allow-ssh...
Modules
5
Duration
60 m

Lab Curriculum

01

Basics of Improper Input Validation

02

Register as a User with Administrator Privileges

03

Obtain a Deluxe Membership without Paying for it

04

Place an Order that makes you Rich

05

Mitigation and Takeaways