CVE-2020-36890: Kentico Xperience <= 10 Administrator Access Control Bypass

Published Dec 18, 2025
·
Updated

An access control bypass vulnerability in Kentico Xperience allows administrators to modify global administrator user privileges via unauthorized requests. Attackers could potentially compromise global administrator accounts and invalidate security-sensitive macros by manipulating user privilege levels.

Affected Software

2 affected components
Kentico Xperience<=10
Kentico Xperience<=12.0.60

Event History

Dec 18, 2025
CVE Published
via MITRE·07:53 PM
Data Sourced
via MITRE·07:53 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·08:15 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2020-36890?

CVE-2020-36890 has been rated as a critical vulnerability due to its potential to compromise global administrator accounts.

2

How do I fix CVE-2020-36890?

To fix CVE-2020-36890, ensure that you apply the latest hotfix provided by Kentico for the affected versions of Xperience.

3

What could an attacker do with CVE-2020-36890?

An attacker exploiting CVE-2020-36890 could alter global administrator user privileges and manipulate security-sensitive macros.

4

Which versions of Kentico Xperience are affected by CVE-2020-36890?

CVE-2020-36890 affects all versions of Kentico Xperience up to and including version 10.

5

Is there a workaround for CVE-2020-36890?

There is no officially recommended workaround for CVE-2020-36890, therefore applying the hotfix immediately is advised.

Contact

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