CVE-2022-22691 Umbraco Password Reset URL Poison

What is CVE-2022-22691?

CVE-2022-22691 is a medium-severity vulnerability in Umbraco Umbraco Cms, published on 18 Jan 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

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.

Weakness: CWE-444, CWE-640

Which versions are affected by CVE-2022-22691?

2 open source packages ship an affected version, including Umbraco.Cms.Core. It affects 1 product.

Products include Umbraco Umbraco Cms.

How do I fix CVE-2022-22691?

Upgrade Umbraco.Cms.Core to 9.2.0 or later.

Is CVE-2022-22691 being exploited?

There is no known exploitation of CVE-2022-22691 in the wild and no public exploit code.

Other vulnerabilities in Umbraco Umbraco Cms

• CVE-2025-67288 Umbraco CMS has an arbitrary file upload vulnerability Critical 10.0
• CVE-2014-10074 File upload in n/a Critical 9.8
• CVE-2012-1301 Server-side request forgery in n/a Critical 9.8
• CVE-2012-10054 Umbraco CMS < 4.7.1 codeEditorSave.asmx RCE Critical 9.3
• CVE-2025-32017 Umbraco has a Management API Vulnerability to Path Traversal With Authenticated Users High 8.8

All Umbraco Umbraco Cms vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-r8pr-83cc-ccv7.