CVE-2023-35798: Airflow Apache ODBC and MSSQL Providers Arbitrary File Read Vulnerability

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-06-27 · updated 2026-06-17
Weakness: CWE-20

Description

Input Validation vulnerability in Apache Software Foundation Apache Airflow ODBC Provider, Apache Software Foundation Apache Airflow MSSQL Provider.This vulnerability is considered low since it requires DAG code to use `get_sqlalchemy_connection` and someone with access to connection resources specifically updating the connection to exploit it. This issue affects Apache Airflow ODBC Provider: before 4.0.0; Apache Airflow MSSQL Provider: before 3.4.1. It is recommended to upgrade to a version that is not affected

Affected products

Apache-Airflow-Providers-Microsoft-Mssql: before 3.4.1 — fixed in 3.4.1
Apache Software Foundation Apache Airflow ODBC Provider: before 4.0.0 — fixed in 4.0.0

How to fix

Upgrade to a fixed version: Apache-Airflow-Providers-Microsoft-Mssql 3.4.1; Apache Software Foundation Apache Airflow ODBC Provider 4.0.0. Check the vendor advisory for mitigations.

References

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