Snowflake JDBC uses insecure temporary credential cache file permissions
Issue
Snowflake discovered and remediated a vulnerability in the Snowflake JDBC Driver. On Linux systems, when temporary credential caching is enabled, the Snowflake JDBC Driver will cache temporary credentials locally in a world-readable file.
This vulnerability affects versions 3.6.8 through 3.21.0. Snowflake fixed the issue in version 3.22.0.
Vulnerability Details
On Linux, when either EXTERNALBROWSER or USERNAME_PASSWORD_MFA authentication methods are used with temporary credential caching enabled, the Snowflake JDBC Driver will cache 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 3.22.0 of the Snowflake JDBC Driver, which fixes this issue. We recommend users upgrade to version 3.22.0.
Additional Information
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Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Java / Kotlin (Maven) | net.snowflake:snowflake-jdbc | >= 3.6.8, < 3.22.0 | 3.22.0 |
References
- 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
- Java / Kotlin (Maven)
- Package
net.snowflake:snowflake-jdbc- Disclosed
- 29.01.2025
- Updated
- 11.10.2026 13:20
Sources and licenses
OSV / GitHub Advisory Database - GHSA-33g6-495w-v8j2 - CC BY 4.0
Vulnerability history: net.snowflake:snowflake-jdbc
All published vulnerabilities of this package (Java / Kotlin (Maven)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 7
- First → latest
- 04.2023 10.2026
- Without a fix
- 1
- Exploited in attacks
- 0
Severity breakdown
- High 2
- Medium 3
- Low 2
Disclosures per year
- 2023: 1
- 2024: 1
- 2025: 3
- 2026: 2
-
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