SiYuan is a personal knowledge management system. Prior to version 3.1.16, SiYuan's `/api/template/renderSprig` endpoint is vulnerable to Server-Side Template Injection (SSTI) through the Sprig template engine. Although the engine has limitations, it allows attackers to access environment variables. Version 3.1.16 contains a patch for the issue.
| Package (Ecosystem) | Introduced | Fixed | Limit |
|---|---|---|---|
| github.com/siyuan-note/siyuan/kernel(Go) | 0 | N/A | N/A |
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