{"items":[{"id":"NVI-00010137","kind":"vulnerability","title":"virtualenv: Seeded files retain permissions from an older cache","revision":3,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-fc2g-4w5p-6whm","CVE-2026-113720"],"plain_summary":"GitHub lists this reviewed advisory for virtualenv. 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-0892672560d0e118eb35143d2592c16c"],"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":"2026-11-03T12:00:27.000Z","value":"0.134%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.0289. Missing scores are unknown.","source_id":"sr-0892672560d0e118eb35143d2592c16c"}],"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-29b877de27606648fab5e22acd145797","url":"https://github.com/advisories/GHSA-fc2g-4w5p-6whm","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-fc2g-4w5p-6whm","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T22:07:08.657Z"},{"id":"sr-0892672560d0e118eb35143d2592c16c","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-2026-113720","publisher":"FIRST EPSS","observed_at":"2026-11-03T17:44:07.776Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-29b877de27606648fab5e22acd145797"],"technology":"virtualenv","known_exclusions":[],"conditions_summary":"## Summary\n\nThe app-data copy seeder uses shutil.copy, which preserves cached file modes independently of the current umask. A cache\npopulated under permissive permissions can therefore produce files with wider access in later environments.\n\nAnthropic's OSS Scanner reported this as `ANT-2026-487MH6OW` in `virtualenv-20261015-005`, received on 15 October 2026.\n\n## Affected area\n\nPermissions of files copied from app-data into a new environment.\n\n## Attacker-controlled input\n\nThe cache must contain files created with broader permissions than the current environment creator intends. Another\naccount must also be able to traverse the new environment and reach those files. A private parent directory prevents\nthat access. No control of a private live cache is assumed.\n\n## Affected code\n\nThe relevant 21.14.8 source is in\ncopy helpers.\n\n## Mechanism\n\nThe default app-data seeder extracts a wheel into a reusable cache and copies its files into later environments with\n`shutil.copy()`. That function applies the cached source mode to each destination file after creating it, overri","public_affected_ranges":["< 21.14.9"]}],"null_published_at":"2026-11-04T10:04:41.559Z","source_updated_at":"2026-10-23T22:23:12.000Z","source_disclosed_at":"2026-10-23T22:23:11.000Z","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":"2026-10-31T22:07:08.657Z"},{"id":"NVI-00010137","kind":"vulnerability","title":"virtualenv: Seeded files retain permissions from an older cache","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-fc2g-4w5p-6whm","CVE-2026-113720"],"plain_summary":"GitHub lists this reviewed advisory for virtualenv. 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-4ce0e042a97dea6a8daf2f6edcf83c1e"],"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":"0.134%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.02854. Missing scores are unknown.","source_id":"sr-4ce0e042a97dea6a8daf2f6edcf83c1e"}],"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-29b877de27606648fab5e22acd145797","url":"https://github.com/advisories/GHSA-fc2g-4w5p-6whm","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-fc2g-4w5p-6whm","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T22:07:08.657Z"},{"id":"sr-4ce0e042a97dea6a8daf2f6edcf83c1e","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-2026-113720","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:20:46.853Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-29b877de27606648fab5e22acd145797"],"technology":"virtualenv","known_exclusions":[],"conditions_summary":"## Summary\n\nThe app-data copy seeder uses shutil.copy, which preserves cached file modes independently of the current umask. A cache\npopulated under permissive permissions can therefore produce files with wider access in later environments.\n\nAnthropic's OSS Scanner reported this as `ANT-2026-487MH6OW` in `virtualenv-20261015-005`, received on 15 October 2026.\n\n## Affected area\n\nPermissions of files copied from app-data into a new environment.\n\n## Attacker-controlled input\n\nThe cache must contain files created with broader permissions than the current environment creator intends. Another\naccount must also be able to traverse the new environment and reach those files. A private parent directory prevents\nthat access. No control of a private live cache is assumed.\n\n## Affected code\n\nThe relevant 21.14.8 source is in\ncopy helpers.\n\n## Mechanism\n\nThe default app-data seeder extracts a wheel into a reusable cache and copies its files into later environments with\n`shutil.copy()`. That function applies the cached source mode to each destination file after creating it, overri","public_affected_ranges":["< 21.14.9"]}],"null_published_at":"2026-10-31T23:18:22.385Z","source_updated_at":"2026-10-23T22:23:12.000Z","source_disclosed_at":"2026-10-23T22:23:11.000Z","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":"2026-10-31T22:07:08.657Z"},{"id":"NVI-00010137","kind":"vulnerability","title":"virtualenv: Seeded files retain permissions from an older cache","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-fc2g-4w5p-6whm","CVE-2026-113720"],"plain_summary":"GitHub lists this reviewed advisory for virtualenv. 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-29b877de27606648fab5e22acd145797"],"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-29b877de27606648fab5e22acd145797","url":"https://github.com/advisories/GHSA-fc2g-4w5p-6whm","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-fc2g-4w5p-6whm","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T22:07:08.657Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-29b877de27606648fab5e22acd145797"],"technology":"virtualenv","known_exclusions":[],"conditions_summary":"## Summary\n\nThe app-data copy seeder uses shutil.copy, which preserves cached file modes independently of the current umask. A cache\npopulated under permissive permissions can therefore produce files with wider access in later environments.\n\nAnthropic's OSS Scanner reported this as `ANT-2026-487MH6OW` in `virtualenv-20261015-005`, received on 15 October 2026.\n\n## Affected area\n\nPermissions of files copied from app-data into a new environment.\n\n## Attacker-controlled input\n\nThe cache must contain files created with broader permissions than the current environment creator intends. Another\naccount must also be able to traverse the new environment and reach those files. A private parent directory prevents\nthat access. No control of a private live cache is assumed.\n\n## Affected code\n\nThe relevant 21.14.8 source is in\ncopy helpers.\n\n## Mechanism\n\nThe default app-data seeder extracts a wheel into a reusable cache and copies its files into later environments with\n`shutil.copy()`. That function applies the cached source mode to each destination file after creating it, overri","public_affected_ranges":["< 21.14.9"]}],"null_published_at":"2026-10-31T22:13:48.417Z","source_updated_at":"2026-10-23T22:23:12.000Z","source_disclosed_at":"2026-10-23T22:23:11.000Z","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":"2026-10-31T22:07:08.657Z"}],"next_cursor":null,"snapshot_revision":"42594"}