{"id":"BIT-airflow-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.","aliases":["CVE-2026-49487","GHSA-22hf-vx2v-gjff","PYSEC-2026-2088"],"modified":"2026-09-08T08:45:28.208023510Z","published":"2026-07-12T23:39:24.734Z","database_specific":{"cpes":["cpe:2.3:a:apache:airflow:*:*:*:*:*:*:*:*"],"severity":"Medium"},"references":[{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2026/07/07/6"},{"type":"REPORT","url":"https://github.com/apache/airflow/pull/67868"},{"type":"ADVISORY","url":"https://lists.apache.org/thread/qlw6pozlzlfhkvmbgqsbjlq6vj4v0pc4"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-49487"}],"affected":[{"package":{"name":"airflow","ecosystem":"Bitnami","purl":"pkg:bitnami/airflow"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"3.3.0"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/airflow/BIT-airflow-2026-49487.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"}]}],"schema_version":"1.9.0"}