PyPI/apache-airflow CVE-2026-33264: critical 9.8, EPSS 1.65%

Apache Airflow allows code execution through unsafe serialized DAG deserialization

Action: Upgrade apache-airflow to 3.3.0 or later.

pip install apache-airflow==3.3.0

Affected

Fixed versions

Sources

• osv: GHSA-2943-9672-r45w
• https://nvd.nist.gov/vuln/detail/CVE-2026-33264
• https://github.com/apache/airflow/pull/66002
• https://github.com/apache/airflow/pull/68528
• https://github.com/apache/airflow/commit/69b6c54ef17b048ebb0e9a656d0d9e1c99480d6b
• https://github.com/apache/airflow/commit/7e9bdb245e09373d91fcb7bda575ad4be63aa28d
• https://github.com/apache/airflow
• https://github.com/pypa/advisory-database/tree/main/vulns/apache-airflow/PYSEC-2026-2082.yaml
• https://lists.apache.org/thread/otvdw8qt2y7xy2n5nq9xby9ky4rf5ltj
• http://www.openwall.com/lists/oss-security/2026/07/07/1

CVE-2026-33264 · published 2026-07-07T12:31:35Z · modified 2026-09-04T19:40:19.933602916Z · JSON