---
cve: "CVE-2026-68493"
severity: "LOW"
cvss: 3.1
epss: "0.1%"
vendor: "nextcloud"
kev: false
exploited: false
published: "2026-09-18 02:17:07"
tags: [cve, security, low]
source: tsecurity.de CVE-Dossier
exported: "2026-09-20T20:03:58+02:00"
---

# CVE-2026-68493

> 3.1 LOW

## Beschreibung

After guessing a 62^15 complex unique identifier, a malicious logged in user was able to retrieve a list of memberships for a circle they are not a member of.

## CVSS-Vektor

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

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

## Referenzen

- <https://hackerone.com/reports/3484601>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-68493) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_