## obsidian-tc tokens can access arbitrary configured vaults

- 種別: advisory
- 重大度: critical
- 関連技術: nodejs
- CVE: CVE-2026-77366
- 公開日時: 2026-10-23T17:29:17.000Z
- 情報源: GitHub Advisory Database (https://github.com/advisories/GHSA-84c9-qqpq-2pq5)
- パーマリンク: https://vulnpulse.app/items/ghsa-ghsa-84c9-qqpq-2pq5

影響: npm:obsidian-tc < 1.3.1 → 1.3.1
Tool dispatch did not check the caller-supplied input.vault against the caller's bound vault (ctx.vaultId); the folder ACL was a single global instance and the JWT carried no vault claim. As a result, any valid token could read, write, or delete any configured vault by passing input.vault, defeating multi-tenant isolation across ~90 tool sites. (resources/read was the only surface that already guarded this.) Patches Fixed in 1.3.1 (the fix was developed on the v1.3.0 tag, which never published…