---
cve: "CVE-2026-33669"
severity: "CRITICAL"
cvss: 9.8
epss: "52%"
vendor: "siyuan-note"
kev: false
exploited: false
published: "2026-03-26 22:16:29"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-08-31T20:02:25+02:00"
---

# CVE-2026-33669

> 9.8 CRITICAL · 🧪 PoC

## Beschreibung

SiYuan is a personal knowledge management system. Prior to version 3.6.2, document IDs were retrieved via the /api/file/readDir interface, and then the /api/block/getChildBlocks interface was used to view the content of all documents. Version 3.6.2 patches the issue.

## CVSS-Vektor

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

## Patch verfügbar (OSV)

- 29b104f338f9b0cdda0df852871a09a6268ced2f (Commit)

## Referenzen

- <https://github.com/siyuan-note/siyuan/security/advisories/GHSA-34xj-66v3-6j83>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-33669) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_