CVE-2023-37267
Umbraco allows possible Admin-level access to backoffice without Auth under rare conditions
Description
Under rare conditions, a restart of Umbraco can allow unauthorized users to gain admin-level permissions. ### Impact An unauthorized user gaining admin-level access and permissions to the backoffice. ### Patches 10.6.1, 11.4.2, 12.0.1 ### Workarounds * Enabling the [Unattended Install](https://docs.umbraco.com/umbraco-cms/reference/configuration/unattendedsettings) feature will mean the vulnerability is not exploitable. * Enabling IP restrictions to `*/install/*` and `*/umbraco/*` will limit the exposure to allowed IP addresses.
How to fix CVE-2023-37267
To remediate CVE-2023-37267, upgrade the affected package to a fixed version below.
- —upgrade to 10.6.1 or later
- —upgrade to 10.6.1 or later
Is CVE-2023-37267 being exploited?
Low — EPSS is 0.6%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- >= 9.0.0, < 10.6.1
- >= 9.0.0, < 10.6.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H |