AUGUST 15, 2026
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Case File

CVE-2026-73606

MEDIUM · CVSS 5.8 EPSS 0.19% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-08-13 · Last synced 2026-08-15

CyberRota Analysis

AI-Generated

Versions of SiYuan prior to v3.7.4 are vulnerable to an information disclosure issue in the /api/block/getRefIDs endpoint, which allows unauthenticated users to access identifiers for password-protected document blocks without proper authentication. This vulnerability could lead to unauthorized exposure of sensitive document references. Organizations using affected versions should prioritize patching to mitigate potential data leaks.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links
github.com ↗

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-73606
Severity
MEDIUM
CVSS
5.8
EPSS
0.19%

Original NVD Description

SiYuan versions before v3.7.4 contain an information disclosure vulnerability in the /api/block/getRefIDs endpoint that fails to check password-protected document tiers. Unauthenticated readers can discover that password-protected documents reference specific blocks and obtain block identifiers without entering the document password.