{"cve":{"cve_id":"CVE-2025-4435","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":0.00474,"epss_percentile":0.37277,"epss_as_of":"2026-06-23","description":"When using a TarFile.errorlevel = 0 and extracting with a filter the documented behavior is that any filtered members would be skipped and not extracted. However the actual behavior of TarFile.errorlevel = 0 in affected versions is that the member would still be extracted and not skipped.","published_at":"2025-06-03T12:59:06.792000Z","last_modified_at":null,"cvss_v3_score":7.5,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","cvss_v3_severity":"HIGH","cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":null,"ssvc_automatable":null,"ssvc_technical_impact":null,"cwes":["CWE-682"],"nvd_references":["https://github.com/python/cpython/issues/135034","https://github.com/python/cpython/pull/135037","https://mail.python.org/archives/list/security-announce@python.org/thread/MAXIJJCUUMCL7ATZNDVEGGHUMQMUUKLG/","https://github.com/python/cpython/commit/3612d8f51741b11f36f8fb0494d79086bac9390a","https://github.com/python/cpython/commit/9e0ac76d96cf80b49055f6d6b9a6763fb9215c2a","https://github.com/python/cpython/commit/19de092debb3d7e832e5672cc2f7b788d35951da","https://github.com/python/cpython/commit/aa9eb5f757ceff461e6e996f12c89e5d9b583b01","https://github.com/python/cpython/commit/28463dba112af719df1e8b0391c46787ad756dd9","https://github.com/python/cpython/commit/4633f3f497b1ff70e4a35b6fe2c907cbe2d4cb2e","https://github.com/python/cpython/commit/9c1110ef6652687d7c55f590f909720eddde965a","https://github.com/python/cpython/commit/dd8f187d0746da151e0025c51680979ac5b4cfb1"],"vuln_status":null,"trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-24T00:09:39.878444Z","updated_at":"2026-06-28T23:27:02.304374Z"},"effective_severity":"HIGH","badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.1","metrics":[{"metric":"AV","name":"Attack Vector","value":"N","value_label":"Network"},{"metric":"AC","name":"Attack Complexity","value":"L","value_label":"Low"},{"metric":"PR","name":"Privileges Required","value":"N","value_label":"None"},{"metric":"UI","name":"User Interaction","value":"N","value_label":"None"},{"metric":"S","name":"Scope","value":"U","value_label":"Unchanged"},{"metric":"C","name":"Confidentiality","value":"N","value_label":"None"},{"metric":"I","name":"Integrity","value":"H","value_label":"High"},{"metric":"A","name":"Availability","value":"N","value_label":"None"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"python-software-foundation","vendor_name":"Python Software Foundation","product_slug":"cpython","product_name":"CPython","version_start":"0","version_start_inclusive":true,"version_end":"3.10.18","version_end_inclusive":false,"cpe23_uri":"cve5:python-software-foundation:cpython:0:3.10.18"},{"vendor_slug":"python-software-foundation","vendor_name":"Python Software Foundation","product_slug":"cpython","product_name":"CPython","version_start":"3.11.0","version_start_inclusive":true,"version_end":"3.11.13","version_end_inclusive":false,"cpe23_uri":"cve5:python-software-foundation:cpython:3.11.0:3.11.13"},{"vendor_slug":"python-software-foundation","vendor_name":"Python Software Foundation","product_slug":"cpython","product_name":"CPython","version_start":"3.12.0","version_start_inclusive":true,"version_end":"3.12.11","version_end_inclusive":false,"cpe23_uri":"cve5:python-software-foundation:cpython:3.12.0:3.12.11"},{"vendor_slug":"python-software-foundation","vendor_name":"Python Software Foundation","product_slug":"cpython","product_name":"CPython","version_start":"3.13.0","version_start_inclusive":true,"version_end":"3.13.4","version_end_inclusive":false,"cpe23_uri":"cve5:python-software-foundation:cpython:3.13.0:3.13.4"},{"vendor_slug":"python-software-foundation","vendor_name":"Python Software Foundation","product_slug":"cpython","product_name":"CPython","version_start":"3.14.0a1","version_start_inclusive":true,"version_end":"3.14.0b3","version_end_inclusive":false,"cpe23_uri":"cve5:python-software-foundation:cpython:3.14.0a1:3.14.0b3"}],"exploit_refs":[],"news":[],"references":[{"url":"https://github.com/python/cpython/issues/135034","source_type":"MISC","tags":[]},{"url":"https://github.com/python/cpython/pull/135037","source_type":"PATCH","tags":["patch"]},{"url":"https://mail.python.org/archives/list/security-announce@python.org/thread/MAXIJJCUUMCL7ATZNDVEGGHUMQMUUKLG/","source_type":"MISC","tags":[]},{"url":"https://github.com/python/cpython/commit/3612d8f51741b11f36f8fb0494d79086bac9390a","source_type":"PATCH","tags":["patch"]},{"url":"https://github.com/python/cpython/commit/9e0ac76d96cf80b49055f6d6b9a6763fb9215c2a","source_type":"PATCH","tags":["patch"]},{"url":"https://github.com/python/cpython/commit/19de092debb3d7e832e5672cc2f7b788d35951da","source_type":"PATCH","tags":["patch"]},{"url":"https://github.com/python/cpython/commit/aa9eb5f757ceff461e6e996f12c89e5d9b583b01","source_type":"PATCH","tags":["patch"]},{"url":"https://github.com/python/cpython/commit/28463dba112af719df1e8b0391c46787ad756dd9","source_type":"PATCH","tags":["patch"]},{"url":"https://github.com/python/cpython/commit/4633f3f497b1ff70e4a35b6fe2c907cbe2d4cb2e","source_type":"PATCH","tags":["patch"]},{"url":"https://github.com/python/cpython/commit/9c1110ef6652687d7c55f590f909720eddde965a","source_type":"PATCH","tags":["patch"]},{"url":"https://github.com/python/cpython/commit/dd8f187d0746da151e0025c51680979ac5b4cfb1","source_type":"PATCH","tags":["patch"]}],"timeline":[{"type":"published","at":"2025-06-03T12:59:06.792000Z","label":"CVE published","source":null},{"type":"cvss_changed","at":"2026-06-28T17:47:18.588783Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:47:18.588783Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:47:18.588783Z","label":"CVSS score revised","source":"cvelistv5"}]}