---
cve: "CVE-2020-15178"
severity: "HIGH"
cvss: 8.0
epss: "1.2%"
vendor: "PrestaShop"
kev: false
exploited: false
published: "2020-09-15 18:15:13"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-20T08:38:47+02:00"
---

# CVE-2020-15178

> 8.0 HIGH · 🧪 PoC

## Beschreibung

In PrestaShop contactform module (prestashop/contactform) before version 4.3.0, an attacker is able to inject JavaScript while using the contact form. The `message` field was incorrectly unescaped, possibly allowing attackers to execute arbitrary JavaScript in a victim's browser.

## CVSS-Vektor

```
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Hoch | good |
| PR Privilegien | Keine | bad |
| UI Interaktion | Erforderlich | good |
| S Scope | Verändert | bad |
| C Vertraulichkeit | Hoch | bad |
| I Integrität | Hoch | bad |
| A Verfügbarkeit | Keine | good |

## Patch verfügbar (OSV)

- 849aae54ec564aca94877b9bee50e71bb0468edb (Commit)
- ecd9f5d14920ec00885766a7cb41bcc5ed8bfa09 (Commit)

## Referenzen

- <https://github.com/PrestaShop/contactform/security/advisories/GHSA-95hx-62rh-gg96>
- <https://github.com/PrestaShop/contactform/commit/ecd9f5d14920ec00885766a7cb41bcc5ed8bfa09>
- <https://packagist.org/packages/prestashop/contactform>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2020-15178) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_