CVE-2026-3293

Low

Description

A weakness has been identified in snowflakedb snowflake-jdbc 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 should be applied to remediate this issue.

SeverityLow

CVSS3.3

Exploit probability—

ProductSnowflake Jdbc

PublishedFeb 27, 2026

First seenFeb 27, 2026

Weakness typeCWE-1333CWE-1333 CWE-400Uncontrolled resource consumption

How to fix

Update

snowflake snowflake_jdbc4.0.1 or later

Patches

github.com/snowflakedb/snowflake-jdbc/commit/5fb0a8a318a2ed87f4022a1f56e742424ba94052

Affected products

Product	Affected versions	Fixed in
snowflake snowflake_jdbc	v < 4.0.1	4.0.1
net.snowflake:snowflake-jdbcMaven	v ≤ 4.0.1	—

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