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Vulnerability DatabaseCVE-2021-46163

CVE-2021-46163: 
Kentico Xperience vulnerability analysis and mitigation

Overview

Kentico Xperience 13.0.44 contains a Cross-Site Scripting (XSS) vulnerability in its Media Libraries subsystem. The vulnerability was discovered and disclosed on January 8, 2022, and allows attackers to execute malicious scripts via specially crafted XML documents uploaded to the Media Libraries component (NVD, CVE).

Technical details

The vulnerability has been assigned a CVSS v3.1 Base Score of 6.1 (MEDIUM) with the vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N. The vulnerability is classified as CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'). The attack requires user interaction and can be initiated remotely (NVD).

Impact

If successfully exploited, this vulnerability allows attackers to execute arbitrary web scripts in the context of the affected application. This can lead to theft of sensitive data, session hijacking, or other malicious actions performed in the context of the affected user's session (GitHub POC).

Mitigation and workarounds

The vulnerability was identified in version 13.0.44 of Kentico Xperience. Users should upgrade to a patched version of the software. No specific workarounds have been publicly documented (NVD).

Additional resources

Source: This report was generated using AI

Related Kentico Xperience vulnerabilities:

CVE ID

Severity

Score

Technologies

Component name

CISA KEV exploit

Has fix

Published date

CVE-2025-2747CRITICAL9.8
  • Kentico XperienceKentico Xperience
  • cpe:2.3:a:kentico:kentico
YesYesMar 24, 2025
CVE-2021-27581CRITICAL9.8
  • Kentico XperienceKentico Xperience
  • cpe:2.3:a:kentico:kentico_cms
NoYesMar 05, 2021
CVE-2022-32387HIGH7.5
  • Kentico XperienceKentico Xperience
  • cpe:2.3:a:kentico:kentico
NoYesJul 18, 2022
CVE-2021-46163MEDIUM6.1
  • Kentico XperienceKentico Xperience
  • cpe:2.3:a:kentico:kentico_cms
NoYesJan 10, 2022
CVE-2022-29287MEDIUM4.9
  • Kentico XperienceKentico Xperience
  • cpe:2.3:a:kentico:kentico
NoYesApr 16, 2022

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