CVE-2021-47712

A cryptography vulnerability in Kentico Xperience allows attackers to potentially manipulate URL hash values through existing hashing mechanisms. The hotfix introduces an additional security layer to prevent hash value reuse and potential exploitation.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://devnet.kentico.com/download/hotfixes	Product
https://www.vulncheck.com/advisories/kentico-xperience-url-hashing-cryptography-vulnerability	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:kentico:xperience:*:*:*:*:*:*:*:*

History

24 Dec 2025, 18:14

Type	Values Removed	Values Added
First Time		Kentico Kentico xperience
CPE		cpe:2.3:a:kentico:xperience::::::::
References	~~() https://devnet.kentico.com/download/hotfixes -~~	() https://devnet.kentico.com/download/hotfixes - Product
References	~~() https://www.vulncheck.com/advisories/kentico-xperience-url-hashing-cryptography-vulnerability -~~	() https://www.vulncheck.com/advisories/kentico-xperience-url-hashing-cryptography-vulnerability - Third Party Advisory

18 Dec 2025, 20:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-12-18 20:15

Updated : 2025-12-24 18:14

NVD link : CVE-2021-47712

Mitre link : CVE-2021-47712

CVE.ORG link : CVE-2021-47712

JSON object : View

Products Affected

kentico

xperience

CWE

CWE-327

Use of a Broken or Risky Cryptographic Algorithm

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