{"id":"ghsa-ghsa-pqh8-4pj7-32xx","seq":544319,"kind":"advisory","title":"obsidian-tc HTTP transport lacks Origin/DNS-rebinding protection, enabling drive-by vault access on loopback","url":"https://github.com/advisories/GHSA-pqh8-4pj7-32xx","permalink":"https://vulnpulse.app/items/ghsa-ghsa-pqh8-4pj7-32xx","summary":"影響: npm:obsidian-tc < 1.3.1 → 1.3.1\nThe Streamable HTTP transport was constructed without enableDnsRebindingProtection/allowedHosts/allowedOrigins and performed no Origin-header validation. With the documented auth.mode: \"none\" loopback default, a drive-by web page could POST http://127.0.0.1/mcp and receive caller http-local with scopes [\"\"] — full vault read/write — via DNS rebinding / a forged Origin. Patches Fixed in 1.3.1. Upgrade to >= 1.3.1. The transport now enables DNS-rebinding protection and allowed hosts/origins and r…","severity":"critical","techs":["nodejs"],"cves":["CVE-2026-77363"],"tags":["GHSA-pqh8-4pj7-32xx","obsidian-tc"],"source":{"id":"ghsa","name":"GitHub Advisory Database"},"published_at":"2026-10-23T18:29:02.000Z","fetched_at":"2026-10-23T18:42:53.259Z"}