ApostropheCMS import-export tar guard misses './..' because it is a literal '../' substring test

影響: npm:@apostrophecms/import-export < 3.7.0 → 3.7.0

The tar-extraction guard added to @apostrophecms/import-export for GHSA-mwxc-m426-3f78 is a literal substring test for ../, and ./.. does not contain that substring. An entry named ./.. therefore passes the guard, path.join normalizes it to the parent of the export directory, and the resulting fs.WriteStream opens a directory and emits EISDIR with no error listener attached, which terminates the Node process. Confirmed on default-branch HEAD 1bd5d0a7a6fe880836fa75adad6964f1c577d640, pac…

GitHub Advisory Databaseで読む

2026/10/21 03:23、GitHub Advisory Databaseが「ApostropheCMS import-export tar guard misses './..' because it is a literal '../' substring test」を公開しました (種別: 脆弱性アドバイザリ)。重大度は「警告」(medium) です。関連する技術: JavaScript / Node.js。CVE: CVE-2026-113664。