CVE-2023-40272: Apache Airflow Spark Provider Arbitrary File Read via JDBC

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-08-17 · updated 2026-06-17
Weakness: CWE-20

Description

Apache Airflow Spark Provider, versions before 4.1.3, is affected by a vulnerability that allows an attacker to pass in malicious parameters when establishing a connection giving an opportunity to read files on the Airflow server. It is recommended to upgrade to a version that is not affected.

Affected products

Apache Software Foundation Apache Airflow Spark Provider: before 4.1.3 — fixed in 4.1.3

How to fix

Upgrade to a fixed version: Apache Software Foundation Apache Airflow Spark Provider 4.1.3. Check the vendor advisory for mitigations.

References

http://www.openwall.com/lists/oss-security/2023/08/17/1
http://www.openwall.com/lists/oss-security/2023/08/18/1
https://lists.apache.org/thread/t03gktyzyor20rh06okd91jtqmw6k1l7
http://www.openwall.com/lists/oss-security/2023/08/17/1
http://www.openwall.com/lists/oss-security/2023/08/18/1
https://lists.apache.org/thread/t03gktyzyor20rh06okd91jtqmw6k1l7

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