CVE-2022-22691: Umbraco Password Reset URL Poison
The password reset component deployed within Umbraco uses the hostname supplied within the request host header when building a password reset URL. It may be possible to manipulate the URL sent to Umbraco users when so that it points to the attackers server thereby disclosing the password reset token if/when the link is followed. A related vulnerability (CVE-2022-22690) could allow this flaw to become persistent so that all password reset URLs are affected persistently following a successful attack. See the AppCheck advisory for further information and associated caveats.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2022-22691?
CVE-2022-22691 is a vulnerability in the password reset component deployed within Umbraco CMS, allowing attackers to manipulate the password reset URL and potentially disclose the reset token.
How does CVE-2022-22691 work?
CVE-2022-22691 works by using the hostname supplied in the request host header to build the password reset URL, which can be manipulated by attackers to redirect the URL to their server and potentially expose the password reset token.
What is the severity of CVE-2022-22691?
The severity of CVE-2022-22691 is high, with a CVSS score of 7.4.
How can I fix CVE-2022-22691?
To fix CVE-2022-22691, it is recommended to update Umbraco CMS to version 9.2.0 or higher, which patches the vulnerability.
What is Umbraco CMS?
Umbraco CMS is a popular open-source content management system built on the Microsoft .NET framework.