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CVE-2022-26134 Confluence: Emulation and Detection

In this lab, you’ll practice verifying vulnerabilities and implementing protective security controls. When you’re finished with this lab, you’ll have a basic understanding of protecting Confluence servers against CVE-2022-26134.

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Lab Info
Level
Advanced
Last updated
Oct 09, 2025
Duration
1h 0m

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Table of Contents
  1. Challenge

    Setup: Configure A Test Confluence Server

    You will finalize the configuration of a test Confluence Server to validate exploitation of the CVE-2022-26134 vulnerability.

  2. Challenge

    Emulation: Verify Confluence Server Vulnerability to CVE-2022-26134

    In this challenge, you'll review the bug bounty hunter’s report verifying legitimacy and existence of the critical vulnerability. You’ll learn how to identify an Object-Graph Navigation Language (OGNL) injection and use the attack technique to gain access to the host operating system.

  3. Challenge

    Detection: Find Indicators of Attempted CVE-2022-26134 Exploitation

    In this challenge, you’ll review the Confluence server application logs and packet capture to understand what (if any) indicators of compromise are created by abusing the vulnerability identified in the previous challenge.

  4. Challenge

    Protection: Alert on CVE-2022-26134 Attack Attempts

    In this challenge, you’ll use knowledge gained in the two previous challenges to make a risk-based decision on how to best mitigate the vulnerability. You’ll assume that a patch is not currently available, and the application cannot be turned off as it’s hosting a necessary business function.

  5. Challenge

    Bonus: Taking It One Step Further

    Welcome to the final challenge! This is your last chance to experiment in the environment. Clicking Finish Lab will end this little world that flittered into existence just for you.

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