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.
CVSS Metrics
- Vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
- Attack Vector
- network
- Complexity
- low
- Privileges
- low
- User Action
- required
- Scope
- changed
- Confidentiality
- low
- Integrity
- low
- Availability
- none
- Weaknesses
- CWE-79
Metadata
- Primary Vendor
- UMBRACO
- Published
- 12/30/2020
- Last Modified
- 11/21/2024
- Source
- NIST NVD
- Note: Verify all details with official vendor sources before applying patches.
Affected Products
umbraco : umbraco_cms
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