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CVE-2025-24795 — The Snowflake Connector for Python uses insecure cache files permissions

Affected: snowflakedb snowflake-connector-python

The Snowflake Connector for Python provides an interface for developing Python applications that can connect to Snowflake and perform all standard operations. 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.

GHSA-r2x6-cjg7-8r43 — snowflake-connector-python vulnerable to insecure cache files permissions

Affected: PyPI: snowflake-connector-python

### 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](https://hackerone.com/snowflake?type=team).

PYSEC-2025-28

Affected: PyPI: snowflake-connector-python