---
cve: "CVE-2026-33673"
severity: "HIGH"
cvss: 7.7
epss: "0.3%"
vendor: "PrestaShop"
kev: false
exploited: false
published: "2026-03-26 22:16:30"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-20T18:27:10+02:00"
---

# CVE-2026-33673

> 7.7 HIGH · 🧪 PoC

## Beschreibung

PrestaShop is an open source e-commerce web application. Versions prior to 8.2.5 and 9.1.0 are vulnerable to stored Cross-Site Scripting (stored XSS) vulnerabilities in the BO. An attacker who can inject data into the database, via limited back-office access or a previously existing vulnerability, can exploit unprotected variables in back-office templates. Versions 8.2.5 and 9.1.0 contain a fix. No known workarounds are available.

## CVSS-Vektor

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

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

## Patch verfügbar (OSV)

- 96a83b14554dad81fb88e648dd354a563c624619 (Commit)
- a0b49465ec19beb712d537da04d35b61a90fa587 (Commit)

## Referenzen

- <https://github.com/PrestaShop/PrestaShop/security/advisories/GHSA-35pf-37c6-jxjv>
- <https://github.com/PrestaShop/PrestaShop/releases/tag/8.2.5>
- <https://github.com/PrestaShop/PrestaShop/releases/tag/9.1.0>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-33673) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_