{"id":"CVE-2026-49487","aliases":["BIT-airflow-2026-49487","GHSA-22hf-vx2v-gjff","PYSEC-2026-2088"],"url":"https://o3.security/vulnerability/CVE-2026-49487","summary":"Apache Airflow: Task-instance API exposes secrets in deferred trigger kwargs","details":"In Apache Airflow before 3.3.0, the REST API task-instance detail and list\nendpoints returned a deferred task's trigger kwargs without masking. When a\ndeferred operator passed a secret (for example a provider API key) into its\ntrigger, any authenticated user with DAG-scoped task-instance read access for\nthat DAG could read that secret in clear text while the task was deferred.\nUsers should upgrade to apache-airflow 3.3.0 or later, which masks sensitive\nvalues in trigger kwargs returned by the API.","published":"2026-07-07T09:19:36.710Z","modified":"2026-09-04T19:55:20.913501619Z","cvss":{"score":6.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"},"epss":{"score":0.00664,"percentile":0.47387,"asOf":"2026-07-10"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"apache-airflow","fixedVersion":"3.3.0"}],"fix":{"url":"https://github.com/apache/airflow/pull/67868","label":"apache/airflow#67868"},"references":[{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2026/07/07/6"},{"type":"WEB","url":"https://pypi.python.org"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/49xxx/CVE-2026-49487.json"},{"type":"ADVISORY","url":"https://lists.apache.org/thread/qlw6pozlzlfhkvmbgqsbjlq6vj4v0pc4"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-49487"},{"type":"FIX","url":"https://github.com/apache/airflow/pull/67868"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-09-04T19:55:20.913501619Z"}}