XSS in Umbraco Umbraco-Cms

CVE-2023-38694

Umbraco is an ASP.NET content management system (CMS). Starting in version 8.0.0 and prior to versions 8.18.10, 10.7.0, and 12.1.0, a user with access to a specific part of the backoffice is able to inject HTML code into a form where it is not intended. Versions 8.18.10, 10.7.0, and 12.1.0 contain a patch for this issue.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.004 (33.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 3.5 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-38694?
CVE-2023-38694 is a low-severity vulnerability in Umbraco Umbraco-Cms, classified under Cross-site Scripting. CVSS score: 3.5/10. Published 2023-12-12.
How severe is CVE-2023-38694?
Low severity. CVSS v3 base score is 3.5 out of 10.