siyuan-mcp-admin-takeover-cve-2026-66012-missing-authorization

CVE-2026-66012 — SiYuan MCP Unauthenticated Administrator Takeover Proof of Concept for CVE-2026-66012 CVSS 10.0 Critical, a missing-authorization vulnerability in SiYuan's MCP Model Context Protocol endpoint that allows an unauthenticated attacker to achieve administrator takeover and remote cod...