Description

A stored cross-site scripting vulnerability in Kentico Xperience allows attackers to upload files with spoofed Content-Type that do not match file extensions. Attackers can exploit this vulnerability by uploading malicious files with manipulated MIME types, allowing malicious scripts to execute in users' browsers.

INFO

Published Date :

2025-12-18T19:53:26.107Z

Last Modified :

2025-12-18T21:48:14.482Z

Source :

VulnCheck
AFFECTED PRODUCTS

The following products are affected by CVE-2020-36891 vulnerability.

Vendors Products
Kentico
  • Xperience
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2020-36891.

URL Resource
https://devnet.kentico.com/download/hotfixes cve-icon cve-icon
https://www.vulncheck.com/advisories/kentico-xperience-file-upload-stored-xss cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Attack Requirements
Privileges Required
User Interaction
VS Confidentiality
VS Integrity
VS Availability
SS Confidentiality
SS Integrity
SS Availability
Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact