mat2 before 0.13.0 allows directory traversal during the ZIP archive cleaning process.
mat2 (aka metadata anonymisation toolkit) before 0.13.0 allows ../ directory traversal during the ZIP archive cleaning process. This primarily affects mat2 web instances, in which clients could obtain sensitive information via a crafted archive.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Python (PyPI) | mat2 | < 0.13.0 | 0.13.0 |
References
- https://0xacab.org/jvoisin/mat2/-/commit/beebca4bf1cd3b935824c966ce077e7bcf610385
- https://dustri.org/b/mat2-0130.html
- https://0xacab.org/jvoisin/mat2/-/issues/174
- https://github.com/advisories/GHSA-f33p-9287-h552
- https://nvd.nist.gov/vuln/detail/CVE-2022-35410
- https://0xacab.org/jvoisin/mat2
- https://github.com/pypa/advisory-database/tree/main/vulns/mat2/PYSEC-2022-223.yaml
- https://www.debian.org/security/2022/dsa-5185
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N- Weakness (CWE)
CWE-22- Platform
- Python (PyPI)
- Package
mat2- Disclosed
- 08.07.2022
- Updated
- 11.10.2026 11:20
Sources and licenses
OSV / GitHub Advisory Database - PYSEC-2022-223 - PyPA Advisory Database; CC BY 4.0
OSV / GitHub Advisory Database - GHSA-f33p-9287-h552 - CC BY 4.0
Vulnerability history: mat2
All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.
This is the only known vulnerability of this package.
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