[jedit:bugs] #4147 Found Vulnerability:- IDOR (Insecure Direct Object Reference)

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**[bugs:#4147] Found Vulnerability:- IDOR (Insecure Direct Object Reference)**

**Status:** open
**Group:** severe bug
**Labels:** IDOR (Insecure Direct Object Reference) 
**Created:** Thu Sep 11, 2025 08:58 PM UTC by kunal waidande 
**Last Updated:** Thu Sep 11, 2025 08:58 PM UTC
**Owner:** nobody
**Attachments:**

- [jedit.org report.pdf](https://sourceforge.net/p/jedit/bugs/4147/attachment/jedit.org%20report.pdf) (920.8 kB; application/pdf)


The following API endpoint allows an attacker to change account-id in the query string and receive a valid response tied to that account.

Vulnerable endpoint: GET /a/api/fastlane.json?account_id=15680&site_id=103240

How to perform:
1- Go to website (https://www.jedit.org)
2- In home page on right side you will see sourceForge Project option.
3- Open burpsuit and on the intercept and in browser click on sourceForge Project option.
4- Forward the first and second request and then you will see bunch of requests in that request.
5- You that requests you will see (https://fastlane.rubiconproject.com).
6- Send it to repeater and change the account id.
7- You will see that response is 200 OK .

Please find attached PDF report in that, I have created all the manually tested proof report.


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<div class="markdown_content"><hr/>
<p><strong><a class="alink" href="https://sourceforge.net/p/jedit/bugs/4147/">[bugs:#4147]</a> Found Vulnerability:- IDOR (Insecure Direct Object Reference)</strong></p>
<p><strong>Status:</strong> open<br/>
<strong>Group:</strong> severe bug<br/>
<strong>Labels:</strong> IDOR (Insecure Direct Object Reference) <br/>
<strong>Created:</strong> Thu Sep 11, 2025 08:58 PM UTC by kunal waidande <br/>
<strong>Last Updated:</strong> Thu Sep 11, 2025 08:58 PM UTC<br/>
<strong>Owner:</strong> nobody<br/>
<strong>Attachments:</strong></p>
<ul>
<li><a class="" href="https://sourceforge.net/p/jedit/bugs/4147/attachment/jedit.org%20report.pdf">jedit.org report.pdf</a> (920.8 kB; application/pdf)</li>
</ul>
<p>The following API endpoint allows an attacker to change account-id in the query string and receive a valid response tied to that account.</p>
<p>Vulnerable endpoint: GET /a/api/fastlane.json?account_id=15680&amp;site_id=103240</p>
<p>How to perform:<br/>
1- Go to website (https://www.jedit.org)<br/>
2- In home page on right side you will see sourceForge Project option.<br/>
3- Open burpsuit and on the intercept and in browser click on sourceForge Project option.<br/>
4- Forward the first and second request and then you will see bunch of requests in that request.<br/>
5- You that requests you will see (https://fastlane.rubiconproject.com).<br/>
6- Send it to repeater and change the account id.<br/>
7- You will see that response is 200 OK .</p>
<p>Please find attached PDF report in that, I have created all the manually tested proof report.</p>
<hr/>
<p>Sent from sourceforge.net because [email protected] is subscribed to <a href="https://sourceforge.net/p/jedit/bugs/">https://sourceforge.net/p/jedit/bugs/</a></p>
<p>To unsubscribe from further messages, a project admin can change settings at <a href="https://sourceforge.net/p/jedit/admin/bugs/options.">https://sourceforge.net/p/jedit/admin/bugs/options.</a>  Or, if this is a mailing list, you can unsubscribe from the mailing list.</p></div>
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