---
cve: "CVE-2026-8201"
severity: "MEDIUM"
cvss: 6.1
epss: "13%"
vendor: "MongoDB, Inc."
kev: false
exploited: false
published: "2026-05-13 04:17:41"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-08T22:44:33+02:00"
---

# CVE-2026-8201

> 6.1 MEDIUM

## Beschreibung

A use-after-free vulnerability exists in MongoDB's Field-Level Encryption (FLE) query analysis component, affecting client-side uses of mongocryptd and crypt_shared. Triggering this vulnerability requires control over the structure of a client's FLE-related query.

This issue impacts MongoDB Server’s mongocryptd component v7.0 versions prior to 7.0.34, v8.0 versions prior to 8.0.23, v8.2 versions prior to 8.2.9 and v8.3 versions prior to 8.3.2.

## CVSS-Vektor

```
CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:L/VI:L/VA:H/SC:L/SI:N/SA:N
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Hoch | good |
| PR Privilegien | Gering | warn |
| UI Interaktion | Keine | bad |

## Patch verfügbar (OSV)

- c4112034073d61ecdfc209fb769c6b08102af643 (Commit)
- e1c5eb1c5d29781674274ced38871c117967302e (Commit)

## Referenzen

- <https://jira.mongodb.org/browse/SERVER-122032>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-8201) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_