CVE-2026-82049

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...

CVE-2026-82049

CPython 3.13 and earlier are affected by a vulnerability in the tarfile module's data and tar extraction filters . A crafted archive containing a hard link to a symbolic link can cause extraction to modify the permissions or modification time of a file outside the destination directory, or expose...

CVE-2026-82049 tarfile extraction filters allow file modification and content disclosure via hard link to symlink

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...

EUVD-2026-77772

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...

CVE-2026-82049 tarfile extraction filters allow file modification and content disclosure via hard link to symlink

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...

PT-2026-91410

🚨High - CPython tarfile Filter Bypass via Hardlink-to-Symlink CVE-2026-82049 In CPython tarfile.extractall, extraction filters can be bypassed with a crafted tar containing a hard link targeting a symlink, causing chmod/utime to apply to a file outside the destination dir or exposing its contents...

python: cpython: CPython: tarfile extraction filter bypass allows escaping the destination directory

A flaw was found in the tarfile.extractall function within Python. A remote attacker could exploit this vulnerability by providing a specially crafted archive. This archive could bypass security filters by using a hardlink that references a symlink, allowing the symlink to be recreated outside th...

cpython: python: Extraction filter bypass for linking outside extraction directory

A flaw was found in CPython's tarfile module. This vulnerability allows bypassing of extraction filters, enabling symlink traversal outside the intended extraction directory and potential modification of file metadata via malicious tar archives using TarFile.extractall or TarFile.extract with the...

Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: python3 (UTSA-2026-015069)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-015069 advisory. There is a defect in the CPython tarfile module affecting the TarFile extraction and entry enumeration APIs. The tar implementation would process tar archives with...

Huawei EulerOS: Security Advisory for python3 (EulerOS-SA-2026-1192)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2026 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

MiracleLinux 9 : python3.11-3.11.11-2.el9_6.1 (AXSA:2025-10624:06)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2025-10624:06 advisory. cpython: Tarfile extracts filtered members when errorlevel=0 CVE-2025-4435 cpython: Bypass extraction filter to modify file metadata outside...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: python3 (UTSA-2025-992145)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992145 advisory. There is a defect in the CPython tarfile module affecting the TarFile extraction and entry enumeration APIs. The tar implementation would process tar archives with...

cpython: Tarfile extracts filtered members when errorlevel=0

A flaw was found in CPython's tarfile module. This vulnerability allows unauthorized file extraction via crafted tar archives when TarFile.errorlevel=0, bypassing expected filtering mechanisms...

TencentOS Server 3: python3.12 (TSSA-2025:0795)

The version of Tencent Linux installed on the remote TencentOS Server 3 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the TSSA-2025:0795 advisory. Package updates are available for TencentOS Server 3 that fix the following vulnerabilities:...

EUVD-2025-22999

Malicious code in bioql PyPI...

AlmaLinux 8 : python3 (ALSA-2025:14560)

The remote AlmaLinux 8 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2025:14560 advisory. cpython: Cpython infinite loop when parsing a tarfile CVE-2025-8194 Tenable has extracted the preceding description block directly from the AlmaLinux security...

ROS-20250925-04

Vulnerability of TarFile.extractall and TarFile.extract functions of tarfile module of Python programming language interpreter CPython is related to incorrect restriction of path name of the directory with restricted directory. Python programming language interpreter CPython functions...

Moderate: python39:3.9 security update

Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems. Security Fixes:...

Linux Distros Unpatched Vulnerability : CVE-2025-8194

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - There is a defect in the CPython tarfile module affecting the TarFile extraction and entry enumeration APIs. The tar implementation would process tar archives...

BIT-PYTHON-MIN-2025-8194 Tarfile infinite loop during parsing with negative member offset

There is a defect in the CPython “tarfile” module affecting the “TarFile” extraction and entry enumeration APIs. The tar implementation would process tar archives with negative offsets without error, resulting in an infinite loop and deadlock during the parsing of maliciously crafted tar archives...