Home/CVE/A SQL injection vulnerability in Kentico Xperience allows authenticated editors to inject malicious SQL queries via onli
CVE

CVE-2021-47711

A SQL injection vulnerability in Kentico Xperience allows authenticated editors to inject malicious SQL queries via onli

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.

HIGH · CVSS 8.8 EPSS 0.00035
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-89Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
▤

Affected Products & Versions

1
kentico xperience<= 13.0.52
▣

Scoring & Timeline

8.8
HIGH · CVSS v3.1 · disclosure@vulncheck.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD18 Dec 2025 · 08:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://devnet.kentico.com/download/hotfixesProduct
https://www.vulncheck.com/advisories/kentico-xperience-online-marketing-macros-sql-injectionThird Party Advisory
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