High severityNVD Advisory· Published Jan 24, 2024· Updated May 30, 2025
Apache Airflow: Potential pickle deserialization vulnerability in XComs
CVE-2023-50943
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.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
apache-airflowPyPI | < 2.8.1rc1 | 2.8.1rc1 |
Affected products
3- osv-coords2 versions
< 2.8.1+ 1 more
- (no CPE)range: < 2.8.1
- (no CPE)range: < 2.8.1rc1
Patches
Vulnerability mechanics
References
7- github.com/apache/airflow/pull/36255ghsapatchWEB
- github.com/advisories/GHSA-c3c6-f2ww-xfr2ghsaADVISORY
- lists.apache.org/thread/fx278v0twqzxkcts70tc04cp3f8p56pnghsavendor-advisoryWEB
- nvd.nist.gov/vuln/detail/CVE-2023-50943ghsaADVISORY
- www.openwall.com/lists/oss-security/2024/01/24/4ghsaWEB
- github.com/apache/airflow/commit/2c4c5bc604e9ab0cc1e98f7bee7d31d566579462ghsaWEB
- github.com/pypa/advisory-database/tree/main/vulns/apache-airflow/PYSEC-2024-13.yamlghsaWEB
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