---
cve: "CVE-2022-4866"
severity: "CRITICAL"
cvss: 9.8
epss: "99%"
vendor: "usememos"
kev: false
exploited: false
published: "2022-12-31 09:15:11"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-09-02T11:55:59+02:00"
---

# CVE-2022-4866

> 9.8 CRITICAL · 🧪 PoC

## Beschreibung

Cross-site Scripting (XSS) - Stored in GitHub repository usememos/memos prior to 0.9.1.

## 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)

- 24b21aa9d75d8792d195cc127583c096f3114765 (Commit)
- 7670c9536000bb32c6345d4906a91268dcddd5fc (Commit)

## Referenzen

- <https://huntr.dev/bounties/39c04778-6228-4f07-bdd4-ab17f246dbff>
- <https://github.com/usememos/memos/commit/7670c9536000bb32c6345d4906a91268dcddd5fc>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2022-4866) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_