---
cve: "CVE-2022-0558"
severity: "CRITICAL"
cvss: 9.8
epss: "90%"
vendor: "microweber"
kev: false
exploited: false
published: "2022-02-10 10:15:14"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-09-10T11:00:21+02:00"
---

# CVE-2022-0558

> 9.8 CRITICAL · 🧪 PoC

## Beschreibung

Cross-site Scripting (XSS) - Stored in Packagist microweber/microweber prior to 1.2.11.

## CVSS-Vektor

```
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
```

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

## Patch verfügbar (OSV)

- 9fa49da62e8401615c23ba4e2efcc3ca44d784ec (Commit)
- 14a1bb971bcb8b5456c2bf0020c3018907a2704d (Commit)

## Referenzen

- <https://huntr.dev/bounties/8fffc95f-14ae-457b-aecc-be4716a8b91c>
- <https://github.com/microweber/microweber/commit/14a1bb971bcb8b5456c2bf0020c3018907a2704d>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2022-0558) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_