Dag Authors, who normally should not be able to execute code in the webserver context could craft XCom payload causing the webserver to execute arbitrary code. Since Dag Authors are already highly trusted, severity of this issue is Low. Users are recommended to upgrade to Apache Airflow 3.2.0, which fixes the issue.
Fix
Patch, vendor advisory and mitigation references on NVD 1
- https://lists.apache.org/thread/6whgpkqbh12rvpfmvcg8b0vwlv4hq3po Mailing List, Vendor Advisory
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 7.2 · apacheNVD modified 2026-10-26 21:10
Affected (CPE criteria) 1
cpe:2.3:a:apache:airflow:*:*:*:*:*:*:*:*
References 3
- https://github.com/apache/airflow/pull/61641 Issue Tracking
- https://lists.apache.org/thread/6whgpkqbh12rvpfmvcg8b0vwlv4hq3po Mailing List, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2026/04/17/9 Mailing List, Third Party Advisory