---
cve: "CVE-2021-22213"
severity: "HIGH"
cvss: 8.8
epss: "1.8%"
vendor: "GitLab"
kev: false
exploited: false
published: "2021-06-08 19:15:07"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-11-08T12:46:01+01:00"
---

# CVE-2021-22213

> 8.8 HIGH

## Beschreibung

A cross-site leak vulnerability in the OAuth flow of all versions of GitLab CE/EE since 7.10 allowed an attacker to leak an OAuth access token by getting the victim to visit a malicious page with Safari

## CNA-Record (Kanon, cvelistV5)

- CNA: **GitLab**
- State: PUBLISHED
- Stand: 2024-08-03 18:37:18
- CNA-CVSS: **8.8** (`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H`)

## CVSS-Vektor

```
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/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 | Erforderlich | good |
| S Scope | Unverändert | good |
| C Vertraulichkeit | Hoch | bad |
| I Integrität | Hoch | bad |
| A Verfügbarkeit | Hoch | bad |

## Patch verfügbar (OSV)

- 7327f6c9bf4fa71bc518992f995cc7648c102c07 (Commit)
- d6e2cf8d41eceec30c20b921d9779bbd539ae594 (Commit)

## Referenzen

- <https://gitlab.com/gitlab-org/gitlab/-/issues/300308>
- <https://hackerone.com/reports/1089277>
- <https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22213.json>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/sicherheitsluecken/cve-2021-22213/) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI WID (CSAF)_