https://seclists.org/oss-sec/2026/q2/750: CVE-2026-45360: Apache Airflow: Arbitrary import in custom deadline-fence deserialization

Published May 31, 2026
·
Updated

Affected Software

1 affected component
pypi/apache-airflow<3.2.2
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Frequently Asked Questions

1

What is the severity of CVE-2026-45360?

The severity of CVE-2026-45360 is classified as high.

2

Which versions of Apache Airflow are affected by CVE-2026-45360?

Apache Airflow versions before 3.2.2 are affected by CVE-2026-45360.

3

What is the main issue with CVE-2026-45360?

CVE-2026-45360 allows for arbitrary imports through custom deadline-fence deserialization in Apache Airflow.

4

How do I fix CVE-2026-45360?

To fix CVE-2026-45360, upgrade Apache Airflow to version 3.2.2 or later.

5

What vulnerabilities could arise from CVE-2026-45360 in my Apache Airflow instance?

CVE-2026-45360 could lead to remote code execution by allowing attackers to import arbitrary classes.

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