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GHSA-q2hg-643c-gw8h

Withdrawn on 2026-11-03. GitHub withdrew this advisory; it no longer applies.

Withdrawn Advisory: Apache Airflow: RCE by race condition in example_xcom dag

Source: GitHub Advisory Database (reviewed) High CVE-2025-54550

Packages

EcosystemPackageAffectedFixed in
PyPI apache-airflow < 3.2.0 3.2.0

Details

As written in the advisory (Markdown source, shown as plain text).

### Withdrawn Advisory This advisory has been withdrawn because it only affects example implementations, not Airflow releases on PyPI. This link is maintained to preserve external references. ### Original Description The example example_xcom that was included in airflow documentation implemented unsafe pattern of reading value from xcom in the way that could be exploited to allow UI user who had access to modify XComs to perform arbitrary execution of code on the worker. Since the UI users are already highly trusted, this is a Low severity vulnerability. It does not affect Airflow release - example_dags are not supposed to be enabled in production environment, however users following the example could replicate the bad pattern. Documentation of Airflow 3.2.0 contains version of the example with improved resiliance for that case. Users who followed that pattern are advised to adjust their implementations accordingly.

References

External links from the advisory. They lead to third-party sites.