Umbraco.CMS.File.Upload.Stored.XSS
Description
This indicates an attack attempt to exploit a Cross-Site Scripting Vulnerability in Umbraco CMS.
This vulnerability is due to insufficient validation of the file extension of uploaded files. A remote authenticated attacker can exploit this vulnerability by uploading a malicious SVG file. Successful exploitation could result in arbitrary script execution in the target user's browser.
Affected Products
Umbraco CMS 8.9.1 and prior
Impact
System Compromise: Remote attackers can execute arbitrary script code in the context of the affected application.
Recommended Actions
Umbraco has not released an advisory or patch regarding this vulnerability.
Telemetry
Coverage
IPS (Regular DB) | |
IPS (Extended DB) |