CVE-2020-36890

HighCVSS 7.2/10Last modified Aug 10, 2026

Description

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.

Metrics

CVSS 3.1 7.2/10CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-862

Affected software

Vendor	Product	Versions
Kentico	Xperience	<= 12.0.60

References

https://devnet.kentico.com/download/hotfixesProduct
https://www.vulncheck.com/advisories/kentico-xperience-administrator-access-control-bypassThird Party Advisory

Timeline

Published: Dec 18, 2025
Last modified: Aug 10, 2026
NVD status: Analyzed

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