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High · 7.5 CVE-2023-50943 BIT-airflow-2023-50943EUVD-2024-0004GHSA-c3c6-f2ww-xfr2PYSEC-2024-13

Apache Airflow: Potential pickle deserialization vulnerability in XComs

Published Jan 24, 2024 · Updated May 30, 2025 · Assigned by apache

Description

Apache Airflow, versions before 2.8.1, have a vulnerability that allows a potential attacker to poison the XCom data by bypassing the protection of "enable_xcom_pickling=False" configuration setting resulting in poisoned data after XCom deserialization. This vulnerability is considered low since it requires a DAG author to exploit it. Users are recommended to upgrade to version 2.8.1 or later, which fixes this issue.

Affected products

VendorProductAffectedFixed
Apache Software Foundation Apache Airflow < 2.8.1 2.8.1

Affected packages

EcosystemPackageAffectedFixedRecord
PyPI apache-airflow < 2.8.1rc1 2.8.1rc1 GHSA-c3c6-f2ww-xfr2
PyPI apache-airflow < 2.8.1 2.8.1 PYSEC-2024-13

References