The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.
A stored XSS vulnerability exists in Umbraco CMS <= 8.9.1 or current. An authenticated user authorized to upload media can upload a malicious .svg file which act as a stored XSS payload.
Base Score: 3.5
Impact Score: 2.9
Exploitability Score: 6.8
Base Score: 5.4
Impact Score: 2.7
Exploitability Score: 2.3
cpe:2.3:a:umbraco:umbraco_cms:*:*:*:*:*:*:*:* versions up to 8.9.1 (inclusive)