---
cve: "CVE-2026-73476"
severity: "MEDIUM"
cvss: 5.4
epss: "18%"
vendor: "Drupal"
kev: false
exploited: false
published: "2026-09-02 13:18:08"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-18T23:39:37+02:00"
---

# CVE-2026-73476

> 5.4 MEDIUM

## Beschreibung

Improper Handling of Case Sensitivity vulnerability in Drupal External Authentication allows Privilege Escalation. This issue affects External Authentication versions: from 0.0.0 to 2.0.13.

## CVSS-Vektor

```
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
```

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

## Patch verfügbar (OSV)

- b705c6c2f6b0e6b8e4b9f3949db8eaebdc6fac85 (Commit)

## Referenzen

- <https://www.drupal.org/sa-contrib-2026-098>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-73476) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_