---
cve: "CVE-2021-47711"
severity: "HIGH"
cvss: 8.7
epss: "0.3%"
vendor: "Kentico"
kev: false
exploited: false
published: "2025-12-18 20:15:49"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-26T21:03:14+02:00"
---

# CVE-2021-47711

> 8.7 HIGH

## Beschreibung

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.

## CVSS-Vektor

```
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Gering | bad |
| PR Privilegien | Gering | warn |
| UI Interaktion | Keine | bad |

## Referenzen

- <https://devnet.kentico.com/download/hotfixes>
- <https://www.vulncheck.com/advisories/kentico-xperience-online-marketing-macros-sql-injection>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2021-47711) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_