{"items":[{"id":"NVI-00012080","kind":"vulnerability","title":"ApostropheCMS import-export tar guard misses './..' because it is a literal '../' substring test","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-97wv-p4xx-c7mg","CVE-2026-113664"],"plain_summary":"GitHub lists this reviewed advisory for @apostrophecms/import-export. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-42048eb7a0ac1f54600c5a8d471bc0e5"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.485%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.41788. Missing scores are unknown.","source_id":"sr-42048eb7a0ac1f54600c5a8d471bc0e5"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-a0eaeb2863b7c32b97b2e3d00437d91f","url":"https://github.com/advisories/GHSA-97wv-p4xx-c7mg","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-97wv-p4xx-c7mg","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T23:13:39.183Z"},{"id":"sr-42048eb7a0ac1f54600c5a8d471bc0e5","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2026-113664","publisher":"FIRST EPSS","observed_at":"2026-11-01T01:39:43.067Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-a0eaeb2863b7c32b97b2e3d00437d91f"],"technology":"@apostrophecms/import-export","known_exclusions":[],"conditions_summary":"### Summary\n\nThe 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.\n\nConfirmed on default-branch HEAD `1bd5d0a7a6fe880836fa75adad6964f1c577d640`, package version `3.6.2`.\n\n### Details\n\n`packages/import-export/lib/formats/gzip.js`, in the tar-stream `entry` handler inside `extract(filepath, exportPath)`:\n\n```js\nconst name = header.name.replace(/\\\\/g, '/');\nif (name.includes('../')) {\n  // skipped\n}\n...\nstream.pipe(fs.WriteStream(path.join(exportPath, name)));\n```\n\nTwo separate problems sit in those four lines. The guard tests the raw entry name for a substring instead of resolving the joined path and requiring containment, and the write stream has no `error` handler, so any stream error becomes an unhandled `'error'` event.\n\nReaching it needs an account that can import, nothing more. `packages/import-export/modules/","public_affected_ranges":["< 3.7.0"]}],"null_published_at":"2026-11-01T14:34:14.123Z","source_updated_at":"2026-10-20T18:23:43.000Z","source_disclosed_at":"2026-10-20T18:23:42.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Dated EPSS estimate updated; this is not a new disclosure or proof of exploitation.","null_first_observed_at":"2026-10-31T23:13:39.183Z"},{"id":"NVI-00012080","kind":"vulnerability","title":"ApostropheCMS import-export tar guard misses './..' because it is a literal '../' substring test","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-97wv-p4xx-c7mg","CVE-2026-113664"],"plain_summary":"GitHub lists this reviewed advisory for @apostrophecms/import-export. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-a0eaeb2863b7c32b97b2e3d00437d91f"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-a0eaeb2863b7c32b97b2e3d00437d91f","url":"https://github.com/advisories/GHSA-97wv-p4xx-c7mg","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-97wv-p4xx-c7mg","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T23:13:39.183Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-a0eaeb2863b7c32b97b2e3d00437d91f"],"technology":"@apostrophecms/import-export","known_exclusions":[],"conditions_summary":"### Summary\n\nThe 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.\n\nConfirmed on default-branch HEAD `1bd5d0a7a6fe880836fa75adad6964f1c577d640`, package version `3.6.2`.\n\n### Details\n\n`packages/import-export/lib/formats/gzip.js`, in the tar-stream `entry` handler inside `extract(filepath, exportPath)`:\n\n```js\nconst name = header.name.replace(/\\\\/g, '/');\nif (name.includes('../')) {\n  // skipped\n}\n...\nstream.pipe(fs.WriteStream(path.join(exportPath, name)));\n```\n\nTwo separate problems sit in those four lines. The guard tests the raw entry name for a substring instead of resolving the joined path and requiring containment, and the write stream has no `error` handler, so any stream error becomes an unhandled `'error'` event.\n\nReaching it needs an account that can import, nothing more. `packages/import-export/modules/","public_affected_ranges":["< 3.7.0"]}],"null_published_at":"2026-11-01T01:03:56.628Z","source_updated_at":"2026-10-20T18:23:43.000Z","source_disclosed_at":"2026-10-20T18:23:42.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"First indexed by Null; source disclosure date is shown separately.","null_first_observed_at":"2026-10-31T23:13:39.183Z"}],"next_cursor":null,"snapshot_revision":"42594"}