{"id":"CVE-2025-13462","url":"https://www.cyber-defence.io/tools/cve/CVE-2025-13462","generatedAt":"2026-10-28T04:46:01.466Z","title":"The \"tarfile\" module would still apply normalization of AREGTYPE (\\x00) blocks to DIRTYPE, even while processing a multi-block member such as GNUTYPE_LONGNAME or GNUTYPE_LONGLINK.","description":"The \"tarfile\" module would still apply normalization of AREGTYPE (\\x00) blocks to DIRTYPE, even while processing a multi-block member such as GNUTYPE_LONGNAME or GNUTYPE_LONGLINK. This could result in a crafted tar archive being misinterpreted by the tarfile module compared to other implementations.","published":"2026-03-12T18:16:21.000Z","lastModified":"2026-08-13T01:16:51.000Z","status":"Analyzed","sourceIdentifier":"cna@python.org","cvss":{"version":"4.0","score":2,"severity":"LOW","vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-20","CWE-74","CWE-434"],"affected":["python/python"],"epss":{"score":0.00167,"percentile":0.05897,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.17%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://github.com/python/cpython/commit/42d754e34c06e57ad6b8e7f92f32af679912d8ab","tags":["Patch"],"source":"cna@python.org"},{"url":"https://github.com/python/cpython/commit/72dde1016493c52abe857fc4a7bf6c40138b4114","tags":["Patch"],"source":"cna@python.org"},{"url":"https://github.com/python/cpython/commit/7ad3093d76a748af55bdb1d2e8aad3638163b017","tags":["Patch"],"source":"cna@python.org"},{"url":"https://github.com/python/cpython/commit/9a23b753552afa28e3a2f4d8863572fc66479406","tags":["Patch"],"source":"cna@python.org"},{"url":"https://github.com/python/cpython/commit/ae99fe3a33b43e303a05f012815cef60b611a9c7","tags":["Patch"],"source":"cna@python.org"},{"url":"https://github.com/python/cpython/commit/d10950739a78f54d0718d88fb5a868374603c084","tags":["Patch"],"source":"cna@python.org"},{"url":"https://github.com/python/cpython/issues/141707","tags":["Issue Tracking"],"source":"cna@python.org"},{"url":"https://github.com/python/cpython/pull/143934","tags":["Issue Tracking","Patch"],"source":"cna@python.org"},{"url":"https://mail.python.org/archives/list/security-announce@python.org/thread/EOMI5I66ZMKQ2INNFT6T7IAIKUGPZYIE/","tags":["Mailing List","Vendor Advisory"],"source":"cna@python.org"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-13462","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}