PyPI/apache-airflow CVE-2026-49267: medium 5.9, EPSS 0.18%

Apache Airflow has no certificate validation on SMTP STARTTLS connections

Action: Upgrade apache-airflow to 3.2.2 or later.

pip install apache-airflow==3.2.2

Affected

Fixed versions

Sources

• osv: PYSEC-2026-2346
• https://nvd.nist.gov/vuln/detail/CVE-2026-49267
• https://github.com/apache/airflow/pull/65346
• https://github.com/apache/airflow
• https://lists.apache.org/thread/6v2ds757000msmjmovnnqryqzks83ps0
• https://pypi.org/project/apache-airflow
• https://github.com/advisories/GHSA-799x-qp47-8qwq

CVE-2026-49267 · published 2026-07-13T15:35:22.979724Z · modified 2026-07-13T16:43:53.054020376Z · JSON