{"id":"ghsa-ghsa-c5xx-h28h-f682","seq":544324,"kind":"advisory","title":"obsidian-tc : Symlink read-ACL scope bypass via lexical path checks","url":"https://github.com/advisories/GHSA-c5xx-h28h-f682","permalink":"https://vulnpulse.app/items/ghsa-ghsa-c5xx-h28h-f682","summary":"影響: npm:obsidian-tc < 1.3.1 → 1.3.1\nACL checks ran on the lexical vault-relative path while containment used the realpath. An in-vault symlink placed under an allowed glob, whose realpath resolved into a denied folder, passed the read ACL — an intra-vault read-ACL-scope bypass. It requires an out-of-band-planted symlink (no MCP tool creates one) and is not a vault-root escape. Patches Fixed in 1.3.1. Upgrade to >= 1.3.1. ACL enforcement now derives the realpath vault-relative path and feeds a single unified predicate at every sit…","severity":"medium","techs":["nodejs"],"cves":["CVE-2026-77361"],"tags":["GHSA-c5xx-h28h-f682","obsidian-tc"],"source":{"id":"ghsa","name":"GitHub Advisory Database"},"published_at":"2026-10-23T17:28:19.000Z","fetched_at":"2026-10-23T18:42:53.259Z"}