CVE-2026-82049

Katalog CVE

CVSS 8.4 · High EPSS 0,19%

Kerentanan Improper Link Resolution Before File Access ('Link Following'). Skor CVSS 4.0 8.4 (High) menurut python.org.

Deskripsi (NVD)

In CPython 3.13 and earlier, the tarfile module's data and tar extraction filters are vulnerable to crafted archives containing a hard link to a symbolic link. Such archives may cause extraction to modify the permissions or modification time of a file outside the destination directory, or expose the contents of that file within the extracted tree.

Rincian

Terbit di NVD

14 September 2026

Terakhir diubah

11 Oktober 2026

Status NVD

Awaiting Analysis

CVSS 4.0

8.4 (High), sumber python.org
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/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/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-59: Improper Link Resolution Before File Access ('Link Following')

EPSS (30 hari)

0,19% peluang dieksploitasi; lebih tinggi dari 7,7% CVE lain

Produk dan versi terdampak

NVD belum mencantumkan data produk (CPE) untuk CVE ini. Produk yang terdampak biasanya disebut di deskripsi dan di advisory vendor pada daftar referensi.

Referensi dan perbaikan

• https://github.com/python/cpython/commit/197663d63afed27f66e10e23c194e8a634e60913
• https://github.com/python/cpython/commit/28f315486b3da0352b9a1de1c3c97f4127ba4771
• https://github.com/python/cpython/commit/5a57248b22ad3b9aafcaaadae2c304a1923daeca
• https://github.com/python/cpython/commit/b38be2e6cf9d989075ab73412c63e003ebad4ff3
• https://github.com/python/cpython/commit/b8f23e307097552eaea2604383a12ab280520d0d
• https://github.com/python/cpython/commit/c66df4e70435d257fd488b35ea129c6f317433a8
• https://github.com/python/cpython/commit/cc1689830c6b9aaddded2fb9f2fe8116867e2c0e
• https://github.com/python/cpython/commit/cccc7ec30212dba2abef53ce4a2bed112ddb690c
• https://github.com/python/cpython/issues/157190
• https://github.com/python/cpython/pull/157191
• https://mail.python.org/archives/list/security-announce@python.org/thread/EFJWGAZJA56AKSBR2WHMHQZO7RRLZPRH/
• http://www.openwall.com/lists/oss-security/2026/09/14/27