{"items":[{"id":"NVI-00017799","kind":"vulnerability","title":"Rattler vulnerable to package cache path traversal via conda package build string","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-h672-p7h7-97v9","CVE-2026-53956"],"plain_summary":"GitHub lists this reviewed advisory for rattler_cache, py_rattler. 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-689286f84866b013fd8c2b7666bcec4b"],"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":"CVSS","as_of":"2026-07-09T23:20:13.000Z","value":"5.4 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-689286f84866b013fd8c2b7666bcec4b"}],"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-689286f84866b013fd8c2b7666bcec4b","url":"https://github.com/advisories/GHSA-h672-p7h7-97v9","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-h672-p7h7-97v9","publisher":"GitHub Advisory Database","observed_at":"2026-11-04T23:34:40.400Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-689286f84866b013fd8c2b7666bcec4b"],"technology":"rattler_cache","known_exclusions":[],"conditions_summary":"`rattler_cache` and `py-rattler` were vulnerable to package-cache path traversal when handling package metadata from conda channels.\n\nDuring cache materialization, the `ratter_cache` code used the package record `build` string as part of a cache key that was joined into a filesystem path. A malicious or untrusted channel could publish repodata with path separators or traversal components in that field, causing package contents to be written outside the configured package cache directory.\n\nThe issue requires use of a malicious or otherwise untrusted conda channel. Curated channels that validate package metadata are not expected to allow malformed build strings of this form.\n\nUsers should upgrade to a patched version and avoid untrusted conda channels.","public_affected_ranges":["<= 0.8.2"]},{"certainty":"source_listed","source_ids":["sr-689286f84866b013fd8c2b7666bcec4b"],"technology":"py_rattler","known_exclusions":[],"conditions_summary":"`rattler_cache` and `py-rattler` were vulnerable to package-cache path traversal when handling package metadata from conda channels.\n\nDuring cache materialization, the `ratter_cache` code used the package record `build` string as part of a cache key that was joined into a filesystem path. A malicious or untrusted channel could publish repodata with path separators or traversal components in that field, causing package contents to be written outside the configured package cache directory.\n\nThe issue requires use of a malicious or otherwise untrusted conda channel. Curated channels that validate package metadata are not expected to allow malformed build strings of this form.\n\nUsers should upgrade to a patched version and avoid untrusted conda channels.","public_affected_ranges":["<= 0.23.2"]}],"null_published_at":"2026-11-05T19:10:21.469Z","source_updated_at":"2026-07-09T23:20:13.000Z","source_disclosed_at":"2026-07-09T23:20:12.000Z","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":"2026-11-04T23:34:40.400Z"}],"next_cursor":null,"snapshot_revision":"42594"}