Snowflake Connector for Python

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• Medium 6.5
  CVE-2026-114456

  Missing origin validation for the externalbrowser authenticator callback in multiple Snowflake client drivers

  Multiple Snowflake client drivers implementing the `authenticator=externalbrowser` single sign-on flow could have allowed an attacker to interfere with a user's login attempt through weaknesses in the local loopback callback listener used to receive the ident…

  Snowflake Snowflake Connector for Python Snowflake PHP PDO Driver Snowflake JDBC Driver (FIPS)
  Nov 4, 2026
• Medium 6.5
  CVE-2026-86597

  Sensitive information written to logs by Snowflake drivers

  Insertion of sensitive information into log files in the Snowflake Python, Go, JDBC, Node.js, PHP PDO, and ODBC drivers allowed authentication tokens, query-result encryption keys, pre-signed cloud-storage URLs, and SAML assertions to be written to diagnostic…

  Snowflake Snowflake Connector for Python Snowflake JDBC Driver Snowflake JDBC Driver (Thin) npm Maven PyPI Go
  Sep 8, 2026