CVE-2026-85580 | SiYuan Note up to 3.8.1 MCP File-Access publishAccess.json information disclosure

September 4, 2026 Yanac

A vulnerability was found in SiYuan Note SiYuan up to 3.8.1. It has been classified as problematic. This vulnerability affects unknown code of the file publishAccess.json of the component MCP File-Access Handler. The manipulation leads to information disclosure.

This vulnerability is listed as CVE-2026-85580. The attack may be initiated remotely. There is no available exploit.

Upgrading the affected component is recommended.VulDB Recent EntriesRead More