PT-2026-71245 · Siyuan · Siyuan

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CVE-2026-72803

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Published

2026-08-12

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Updated

2026-09-10

CVSS v3.1

5.8

Medium

VectorAV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N
Name of the Vulnerable Software and Affected Versions SiYuan versions prior to 3.7.4
Description Insufficient publish-access checks in the 'getBlockAttrs' and 'batchGetBlockAttrs' endpoints allow attackers to retrieve block attributes from protected documents. By sending POST requests containing block IDs, an attacker can access sensitive information such as names, aliases, memos, and custom fields.
Recommendations Update to version 3.7.4 or later.

Exploit

Fix

Missing Authorization

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Weakness Enumeration

Related Identifiers

CVE-2026-72803
GHSA-H4W7-MGQ4-WG6X
GHSA-QVQ9-HQ6P-V378
GO-2026-6404

Affected Products

Siyuan