Security Advisory

CVE-2020-5809

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2020-12-30 15:18:06

Last updated 2024-08-04 08:39:25

Assigner tenable

CVSS score not scored

State PUBLISHED

Description

A stored XSS vulnerability exists in Umbraco CMS <= 8.9.1 or current. An authenticated user can inject arbitrary JavaScript code into iframes when editing content using the TinyMCE rich-text editor, as TinyMCE is configured to allow iframes by default in Umbraco CMS.

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