---
cve: "CVE-2026-47089"
severity: "MEDIUM"
cvss: 4.3
epss: "18%"
vendor: "cyrusimap"
kev: false
exploited: false
published: "2026-07-16 00:00:00"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-11T03:48:51+02:00"
---

# CVE-2026-47089

> 4.3 MEDIUM

## Beschreibung

An issue was discovered in cyrus-imapd in Cyrus IMAP through 3.12.2. LISTRIGHTS os not limited to users with admin access. An authenticated user could call IMAP LISTRIGHTS against any mailbox they could name and learn what principals had what access to it. (This action should have been restricted to users with admin access on the target mailbox.)

## CVSS-Vektor

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

## Referenzen

- <https://www.cyrusimap.org/imap/download/release-notes/index.html>
- <https://www.cyrusimap.org/3.12/imap/download/release-notes/3.12/x/3.12.3.html>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-47089) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_