CVE-2022-37720 - Stored Cross-Site Scripting in OrchardCMS

1. Vulnerability Properties

Title: Stored Cross-Site Scripting in OrchardCMS
CVE ID: CVE-2022-37720
CVSSv3 Base Score: 8.1 (AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N)
Vendor: Orchard Project
Products: OrchardCMS
Advisory Release Date: 14 November 2022
Advisory URL:
Credits: Discovery by Bruno Barreirinhas <bb[at]>

2. Vulnerability Summary

OrchardCMS is vulnerable to a stored XSS when a low privileged user such as an author or publisher, injects a crafted html and javascript payload in a blog post, leading to full admin account takeover or privilege escalation when the malicious blog post is loaded in the victim’s browser.

3. Vulnerable Versions

  • < 1.10.3

4. Solution

No official patch released by the vendor due to discontinued product
*Upgrade to Orchard Core

5. Vulnerability Timeline

  • 02/Aug/22 - Vendor contacted via Github
  • 02/Aug/22 - Bug reported to vendor
  • 03/Aug/22 - Bug verified by vendor
  • 03/Aug/22 - Notified the vendor regarding the impact
  • 09/Aug/22 - Advised vendor about a potential fix
  • 09/Aug/22 - Vendor informs that product is no longer supported
  • 07/Sep/22 - Notified vendor about disclosure (no feedback)
  • 09/Nov/22 - Notified vendor about disclosure (vendor acknowledged)
  • 14/Nov/22 - Advisory Released

6. References


© 2024 INTEGRITY S.A. All rights reserved. | Cookie Policy

Cookie Consent X

Integrity S.A. uses cookies for analytical and more personalized information presentation purposes, based on your browsing habits and profile. For more detailed information, see our Cookie Policy.