CVE-2026-23949
CVE-2026-23949 · jaraco.context Has a Path Traversal Vulnerability
Esta página presenta datos de fuentes públicas de vulnerabilidades. Consulta el aviso original antes de actualizar.
jaraco.context, an open-source software package that provides some useful decorators and context managers, has a Zip Slip path traversal vulnerability in the `jaraco.context.tarball()` function starting in version 5.2.0 and prior to version 6.1.0. The vulnerability may allow attackers to extract files outside the intended extraction directory when malicious tar archives are processed. The strip_first_component filter splits the path on the first `/` and extracts the second component, while allowing `../` sequences. Paths like `dummy_dir/../../etc/passwd` become `../../etc/passwd`. Note that this suffers from a nested tarball attack as well with multi-level tar files such as `dummy_dir/inner.tar.gz`, where the inner.tar.gz includes a traversal `dummy_dir/../../config/.env` that also gets translated to `../../config/.env`. Version 6.1.0 contains a patch for the issue.
CVSS 8.6 · Alta · EPSS 0,6% · Corrección disponible
- Publicación
- Actualización
Pila tecnológica: system · python
Productos y versiones afectados
jaraco.context
- Versiones
- >= 5.2.0, < 6.1.0: Afectada
Sin corrección publicada
jaraco.context Debian:13
- Versiones
- 6.0.1-1
- Intervalos de versiones afectados
- ECOSYSTEM: < 6.0.1-1+deb13u1
Actualiza a 6.0.1-1+deb13u1
jaraco.context Debian:14
- Versiones
- 6.0.1-1
- Intervalos de versiones afectados
- ECOSYSTEM: < 6.0.1-2
Actualiza a 6.0.1-2
setuptools Debian:13
- Versiones
- 78.1.1-0.1
- 79.0.0-1
- 80.1.0-1
- 80.9.0-1
- 80.9.0-2
- 84.0.0-1
- 84.0.0-2
- 84.2.0-1
- Intervalos de versiones afectados
- ECOSYSTEM: (−∞, +∞)
Sin corrección publicada
setuptools Debian:14
- Versiones
- 78.1.1-0.1
- 79.0.0-1
- 80.1.0-1
- 80.9.0-1
- 80.9.0-2
- 84.0.0-1
- Intervalos de versiones afectados
- ECOSYSTEM: < 84.0.0-2
Actualiza a 84.0.0-2
jaraco-context PyPI
- Versiones
- 5.2.0
- 5.3.0
- 6.0.0
- 6.0.1
- 6.0.2
- Intervalos de versiones afectados
- ECOSYSTEM: ≥ 5.2.0, < 6.1.0
Actualiza a 6.1.0
jaraco.context Ubuntu:25.10
- Versiones
- 6.0.1-1
- Intervalos de versiones afectados
- ECOSYSTEM: < 6.0.1-1ubuntu0.1
Actualiza a 6.0.1-1ubuntu0.1
Fuentes originales
- https://github.com/jaraco/jaraco.context/security/advisories/GHSA-58pv-8j8x-9vj2
- https://github.com/jaraco/jaraco.context/commit/7b26a42b525735e4085d2e994e13802ea339d5f9
- https://github.com/jaraco/jaraco.context/blob/main/jaraco/context/__init__.py#L74-L91
- https://github.com/pypa/setuptools/blob/main/setuptools/_vendor/jaraco/context.py#L55-L76
- https://nvd.nist.gov/vuln/detail/CVE-2026-23949