CVSS 6.9 (medium) · published 2026-10-25
SiYuan before v3.8.7 contains an sql injection vulnerability that allows admin-token holders to read history.db by injecting unescaped op and type=3 query values. Attackers can send crafted UNION SELECT payloads to searchHistory or getHistoryItems endpoints to exfiltrate deleted document content, titles, and paths.
Weakness: CWE-89
Source: NVD CVE-2026-116170
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