Path Traversal in openapi-python-client
Impact
Path traversal vulnerability. If a user generated a client using a maliciously crafted OpenAPI document, it is possible for generated files to be placed in arbitrary locations on disk.
Giving this a CVSS score of 3.0 (Low) with CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:C/C:N/I:L/A:N/E:P/RL:U/RC:C
Patches
A fix is being worked on for version 0.5.3
Workarounds
Inspect OpenAPI documents before generating clients for them.
For more information
If you have any questions or comments about this advisory:
- Open an issue in openapi-python-client
- Email us at danthony@triaxtec.com
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Python (PyPI) | openapi-python-client | < 0.5.3 | 0.5.3 |
References
- https://github.com/triaxtec/openapi-python-client/commit/3e7dfae5d0b3685abf1ede1bc6c086a116ac4746
- https://github.com/triaxtec/openapi-python-client/blob/main/CHANGELOG.md#053---2020-08-13
- https://github.com/triaxtec/openapi-python-client/security/advisories/GHSA-7wgr-7666-7pwj
- https://pypi.org/project/openapi-python-client
- https://nvd.nist.gov/vuln/detail/CVE-2020-15141
- https://github.com/openapi-generators/openapi-python-client
- https://github.com/pypa/advisory-database/tree/main/vulns/openapi-python-client/PYSEC-2020-70.yaml
- CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:N/I:L/A:N- Weakness (CWE)
CWE-22- Platform
- Python (PyPI)
- Package
openapi-python-client- Disclosed
- 14.08.2020
- Updated
- 11.10.2026 15:17
Sources and licenses
OSV / GitHub Advisory Database - PYSEC-2020-70 - PyPA Advisory Database; CC BY 4.0
OSV / GitHub Advisory Database - GHSA-7wgr-7666-7pwj - CC BY 4.0
Vulnerability history: openapi-python-client
All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 3
- First → latest
- 08.2020 10.2026
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- High 2
- Low 1
Disclosures per year
- 2020: 2
- 2021: 0
- 2022: 0
- 2023: 0
- 2024: 0
- 2025: 0
- 2026: 1
-
Path Traversal in openapi-python-client this entry
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