CVE-2007-4559

PoC or Exploit for CVE-2007-4559 A malicious TAR archive can include file paths like ../../../../etc/passwd, which try to "climb up" out of the intended extraction folder. If a Python script uses tarfile.extract or extractall without checking the file paths, it will unpack files to those location...

CVE-2026-87910 tarfile hardlink fallback ignores custom extraction filter rejection via None

When tarfile extracts a link on a system that doesn't support links, it falls back to extracting a member from the archive. In this case, the filter function is run twice: once for the extracted member, and once with name set to the location of the link. For one of the calls, the return value was...

CVE-2025-4517-POC-Sudoers

CVE-2025-4517 - POC adding user to sudoers This script is a weaponized version of the research published in the Google Security Research Advisory: https://github.com/google/security-research/security/advisories/GHSA-hgqp-3mmf-7h8f While the original research demonstrates the vulnerability by...

CVE-2025-4517-Python-tarfile-filter-data-Bypass-PoC

CVE-2025-4517 — Python tarfile filter="data" Bypass PoC Path traversal vulnerability in Python's tarfile module affecting versions 3.8.0 through 3.13.1. The filter="data" sandbox — intended to prevent unsafe extractions — can be bypassed by crafting paths that exceed PATHMAX 4096 bytes, causing...

CVE-2025-4138-poc

CVE-2025-4138 Generador Auto-Sudo Un script de Python para generar un archivo tar malicioso que explota CVE-2025-4138 / CVE-2025-4517 Recorrido de rutas mediante truncamiento de PATHMAX. Explotar con éxito esta vulnerabilidad permite a un atacante eludir los filtros de extracción de tarfile y...

CVE-2025-4517-poc

CVE-2025-4517 PoC – Python tarfile Arbitrary File Write via Path Traversal CVE-2025-4517 CVSS 9.4 – Critical A vulnerability in Python's tarfile module that allows arbitrary file writes outside the extraction directory when using TarFile.extractall or TarFile.extract with filter="data" or...

CVE-2007-4559-lab

CVE-2007-4559 — TarSlip: The 15-Year Directory Traversal Educational use only. This lab intentionally exploits file system vulnerabilities inside isolated Docker containers. Do not run on any system with sensitive data or in production environments. A self-contained Docker lab that demonstrates...

CVE-2025-4138_tarfile_filter_bypass

CVE-2025-4138 — Python tarfile filter="data" Bypass Arbitrary file write outside the extraction directory via PATHMAX symlink chain. Affected Versions Python 3.12.0 – 3.12.10 Python 3.13.0 – 3.13.3 Fixed in 3.12.11 / 3.13.4 Credit: Reporter: Caleb Brown Google How It Works Python's tarfile data...

CVE-2026-19672

A flaw was found in the Python tarfile module. This vulnerability allows an attacker to create empty directories outside of the intended extraction destination on POSIX Portable Operating System Interface platforms. This occurs when processing a specially crafted archive containing member names...

CVE-2025-4517-tarfile-PATH_MAX-bypass

CVE-2025-4517 / CVE-2025-4330 — Python tarfile Omisión del Filtro de Datos mediante Desbordamiento de PATHMAX Autor: 0xDTC CVEs: CVE-2025-4517 / CVE-2025-4330 Aviso: GHSA-6r6c-684h-9j7p Corrección de CPython: PR 135037 Descripción general El método tarfile.extractallfilter="data" de Python está...

CVE-2025-4138-4517-POC

CVE-2025-4138 / CVE-2025-4517 Python tarfile Filter Bypass via PATHMAX Symlink Escape Arbitrary file write throughfilter="data" / filter="tar" extraction Table of Contents Overview Vulnerability Details How It Works Affected Versio...

CVE-2025-4517-POC

CVE-2025-4517 Exploit NOTES This exploit and description are written by AI. If you find a mistake or issue, please let me know! This exploit was tested and confirmed working. Thank you! Overview This exploit leverages CVE-2025-4517 , a critical vulnerability in Python's tarfile module that allows...

CVE-2025-4517-PoC

CVE-2025-4517-PoC CVE-2025-4517 es una vulnerabilidad en el módulo tarfile de Python que permite escrituras arbitrarias de archivos fuera del directorio de extracción al extraer archivos tar no confiables. El problema ocurre al usar TarFile.extract o TarFile.extractall con filter="data" o...

CVE-2025-4138

CVE-2025-4138 Vulnerabilidad de recorrido de directorios en el módulo Python Tarfile con desbordamiento que cruza el directorio Impacto : Escalada de privilegios Funcionamiento : Los métodos TarFile.extractall y TarFile.extract de Python admiten una funcionalidad que permite establecer un filtro...

BIT-PYTHON-2026-19672 tarfile extraction filter bypass allows creation of directories outside the destination

The tarfile module's tar and data extraction filters created directories outside the destination for members whose name leaves the destination and returns to it, such as ../evil/../dest/sub/file. The containment check used the resolved path, but intermediate directories were created from the name...

BIT-PYTHON-MIN-2026-19672 tarfile extraction filter bypass allows creation of directories outside the destination

The tarfile module's tar and data extraction filters created directories outside the destination for members whose name leaves the destination and returns to it, such as ../evil/../dest/sub/file. The containment check used the resolved path, but intermediate directories were created from the name...

Astra Linux – Vulnerabilities in Python 2.7, Python 3.11, Python 3.7

There is a defect in the CPython “tarfile” module that affects the “TarFile” extraction and entry enumeration APIs. The tar implementation processes tar archives with negative offsets without errors, which can lead to an infinite loop and deadlock during the parsing of maliciously crafted tar...

Astra Linux – Vulnerability in Python 2.7, Pypy

In Lib/tarfile.py in Python 3.8.3, an attacker can create a TAR archive that causes an infinite loop when opened using tarfile.open, due to the lack of header validation in procpax...

python: Python tarfile module: Denial of Service via improper EOF handling in streaming mode

A flaw was found in the Python tarfile module. When processing a specially crafted tar archive opened in 'streaming mode' mode='r|', the module does not properly handle the end-of-file EOF condition. This can cause the tarfile module to enter an infinite loop, leading to a Denial of Service DoS f...

python: Python tarfile module: Denial of Service via improper EOF handling in streaming mode

A flaw was found in the Python tarfile module. When processing a specially crafted tar archive opened in 'streaming mode' mode='r|', the module does not properly handle the end-of-file EOF condition. This can cause the tarfile module to enter an infinite loop, leading to a Denial of Service DoS f...