Kentico Xperience up to 13.0.52 sql injection

Summaryinfo

A vulnerability, which was classified as critical, has been found in Kentico Xperience up to 13.0.52. Impacted is an unknown function. Performing a manipulation results in sql injection. This vulnerability is known as CVE-2021-47711. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability, which was classified as critical, was found in Kentico Xperience up to 13.0.52. This affects an unknown functionality. The manipulation with an unknown input leads to a sql injection vulnerability. CWE is classifying the issue as CWE-89. The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

A SQL injection vulnerability in Kentico Xperience allows authenticated editors to inject malicious SQL queries via online marketing macro method parameters. This enables unauthorized database access and potential data manipulation by exploiting macro method input validation weaknesses.

The weakness was published with Kentico Security Team. The advisory is shared at devnet.kentico.com. This vulnerability is uniquely identified as CVE-2021-47711 since 12/05/2025. The exploitability is told to be easy. It is possible to initiate the attack remotely. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 12/18/2025). MITRE ATT&CK project uses the attack technique T1505 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

• Kentico

Name

• Xperience

Version

• 13.0.0
• 13.0.1
• 13.0.2
• 13.0.3
• 13.0.4
• 13.0.5
• 13.0.6
• 13.0.7
• 13.0.8
• 13.0.9
• 13.0.10
• 13.0.11
• 13.0.12
• 13.0.13
• 13.0.14
• 13.0.15
• 13.0.16
• 13.0.17
• 13.0.18
• 13.0.19
• 13.0.20
• 13.0.21
• 13.0.22
• 13.0.23
• 13.0.24
• 13.0.25
• 13.0.26
• 13.0.27
• 13.0.28
• 13.0.29
• 13.0.30
• 13.0.31
• 13.0.32
• 13.0.33
• 13.0.34
• 13.0.35
• 13.0.36
• 13.0.37
• 13.0.38
• 13.0.39
• 13.0.40
• 13.0.41
• 13.0.42
• 13.0.43
• 13.0.44
• 13.0.45
• 13.0.46
• 13.0.47
• 13.0.48
• 13.0.49
• 13.0.50
• 13.0.51
• 13.0.52

CPE 2.3info

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CPE 2.2info

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If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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