snowflake-connector-python vulnerable to insecure cache files permissions
Issue
Snowflake discovered and remediated a vulnerability in the Snowflake Connector for Python. On Linux systems, when temporary credential caching is enabled, the Snowflake Connector for Python will cache temporary credentials locally in a world-readable file.
This vulnerability affects versions 2.3.7 through 3.13.0. Snowflake fixed the issue in version 3.13.1.
Vulnerability Details
On Linux, when either EXTERNALBROWSER or USERNAME_PASSWORD_MFA authentication methods are used with temporary credential caching enabled, the Snowflake Connector for Python will cache the temporary credentials in a local file. In the vulnerable versions of the Driver, this file is created with world-readable permissions.
Solution
Snowflake released version 3.13.1 of the Snowflake Connector for Python, which fixes this issue. We recommend users upgrade to version 3.13.1.
Additional Information
If you discover a security vulnerability in one of our products or websites, please report the issue to HackerOne. For more information, please see our Vulnerability Disclosure Policy.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Python (PyPI) | snowflake-connector-python | >= 2.3.7, < 3.13.1 | 3.13.1 |
References
- https://github.com/snowflakedb/snowflake-connector-python/security/advisories/GHSA-r2x6-cjg7-8r43
- https://github.com/snowflakedb/snowflake-connector-python/commit/3769b43822357c3874c40f5e74068458c2dc79af
- https://nvd.nist.gov/vuln/detail/CVE-2025-24795
- https://github.com/pypa/advisory-database/tree/main/vulns/snowflake-connector-python/PYSEC-2025-28.yaml
- https://github.com/snowflakedb/snowflake-connector-python
- https://github.com/snowflakedb/snowflake-connector-python/releases/tag/v3.13.1
- CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N- Weakness (CWE)
CWE-276- Platform
- Python (PyPI)
- Package
snowflake-connector-python- Disclosed
- 29.01.2025
- Updated
- 11.10.2026 15:17
Sources and licenses
OSV / GitHub Advisory Database - PYSEC-2025-28 - PyPA Advisory Database; CC BY 4.0
OSV / GitHub Advisory Database - GHSA-r2x6-cjg7-8r43 - CC BY 4.0
Vulnerability history: snowflake-connector-python
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
- 8
- First → latest
- 11.2022 10.2026
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- Critical 1
- High 2
- Medium 5
Disclosures per year
- 2022: 1
- 2023: 1
- 2024: 1
- 2025: 3
- 2026: 2
-
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