Withdrawn Advisory: Apache Airflow: RCE by race condition in example_xcom dag

Not analysed yet

We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.

Severity and exploitation

• CISA KEV Not listed.
• EPSS 0.0059, the 48th percentile, on 14 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

1. 15 Apr 2026, 00:22 UTC Confirmed by the CVE List
2. 15 Apr 2026, 04:17 UTC Confirmed by NVD
3. 16 Apr 2026, 15:31 UTC Confirmed by GitHub Advisory Database
4. 31 Oct 2026, 15:01 UTC First seen by agentprime
5. 31 Oct 2026, 15:01 UTC Confirmed by OSV

Sources

• GitHub Advisory Database: GHSA-q2hg-643c-gw8h
• OSV: GHSA-q2hg-643c-gw8h
• nvd.nist.gov/vuln/detail/CVE-2025-54550
• github.com/apache/airflow/pull/63200
• github.com/apache/airflow/commit/5350cc2791b780a8ce721e565c235921a63565c1
• github.com/apache/airflow/commit/900e5e222f8ed842918134572fd6a1c3c176cf0b
• github.com/apache/airflow
• github.com/pypa/advisory-database/tree/main/vulns/apache-airflow/PYSEC-2026-2353.yaml
• lists.apache.org/thread/3mf4cfx070ofsnf9qy0s2v5gqb5sc2g1
• pypi.org/project/apache-airflow
• www.openwall.com/lists/oss-security/2026/04/15/1

Facts on this page come from the GitHub Advisory Database (CC-BY 4.0), OSV and the other sources listed, as published. We don’t reproduce full advisory descriptions, which can contain exploit code.