{"id":"CVE-2023-36543","aliases":["BIT-airflow-2023-36543","GHSA-3h4m-m55v-gx4m","PYSEC-2023-106"],"url":"https://o3.security/vulnerability/CVE-2023-36543","summary":"Apache Airflow: ReDoS via dags function","details":"Apache Airflow, versions before 2.6.3, has a vulnerability where an authenticated user can use crafted input to make the current request hang. It is recommended to upgrade to a version that is not affected","published":"2023-07-12T09:17:33.707Z","modified":"2026-08-08T03:47:40.747366316Z","cvss":{"score":6.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"apache-airflow","fixedVersion":"2.6.3"}],"fix":{"url":"https://github.com/apache/airflow/pull/32060","label":"apache/airflow#32060"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/36xxx/CVE-2023-36543.json"},{"type":"ADVISORY","url":"https://lists.apache.org/thread/tokfs980504ylgk3cv3hjlnrtbv4tng4"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-36543"},{"type":"FIX","url":"https://github.com/apache/airflow/pull/32060"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-08T03:47:40.747366316Z"}}