Advisories for Maven/Net.snowflake/Snowflake-Jdbc package

2026

Snowflake JDBC Driver is Vulnerable to Uncontrolled Resource Consumption through SdkProxyRoutePlanner

A weakness has been identified in Snowflake JDBC Driver up to 4.0.1. Impacted is the function SdkProxyRoutePlanner of the file src/main/java/net/snowflake/client/internal/core/SdkProxyRoutePlanner.java of the component JDBC URL Handler. Executing a manipulation of the argument nonProxyHosts can lead to inefficient regular expression complexity. The attack can only be executed locally. The exploit has been made available to the public and could be used for attacks. This patch is called 5fb0a8a318a2ed87f4022a1f56e742424ba94052. A patch …

2025

Snowflake JDBC Driver client-side encryption key in DEBUG logs

Issue Snowflake discovered and remediated a vulnerability in the Snowflake JDBC driver (“Driver”). When the logging level was set to DEBUG, the Driver would log locally the client-side encryption master key of the target stage during the execution of GET/PUT commands. This key by itself does not grant access to any sensitive data without additional access authorizations, and is not logged server-side by Snowflake. This vulnerability affects Driver versions 3.0.13 …

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 …

Snowflake JDBC allows an untrusted search path on Windows

Issue Snowflake discovered and remediated a vulnerability in the Snowflake JDBC Driver. When the EXTERNALBROWSER authentication method is used on Windows, an attacker with write access to a directory in the %PATH% can escalate their privileges to the user that runs the vulnerable JDBC Driver version. This vulnerability affects versions 3.2.3 through 3.21.0 on Windows. Snowflake fixed the issue in version 3.22.0. Vulnerability Details When the EXTERNALBROWSER authentication method is …

2024
2023

Improper Input Validation

Snowflake JDBC provides a JDBC type 4 driver that supports core functionality, allowing Java program to connect to Snowflake. Users of the Snowflake JDBC driver were vulnerable to a command injection vulnerability. An attacker could set up a malicious, publicly accessible server which responds to the SSO URL with an attack payload. If the attacker then tricked a user into visiting the maliciously crafted connection URL, the user’s local machine …