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26 September 2026

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  • Medium 6.5
    CVE-2026-100633 Public exploit

    SiYuan 3.8.0 through 3.8.3 Path Traversal via MCP File Operations

    SiYuan is a self-hosted personal knowledge management system. In versions 3.8.0 through 3.8.3, the MCP file tool's sensitive-path guard (util.IsForbiddenAbsPath(), invoked from resolvePath()) is applied only to the allowed root of recursive operations and not…

    siyuan-note siyuan