{"id":"CVE-2026-49487","state":"PUBLISHED","title":"Apache Airflow: Task-instance API exposes secrets in deferred trigger kwargs","description":"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.","publishedAt":"2026-07-07T09:19:36.710Z","updatedAt":"2026-09-16T14:55:39.722Z","severity":{"score":6.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","source":"CISA-ADP"},"assigner":"apache","products":["Apache Software Foundation Apache Airflow"],"affected":[{"vendor":"Apache Software Foundation","product":"Apache Airflow","packageName":"apache-airflow","packageURL":"pkg:pypi/apache-airflow","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"3.3.0","versionType":"semver"}],"collectionURL":"https://pypi.python.org"}],"references":["https://github.com/apache/airflow/pull/67868","https://lists.apache.org/thread/qlw6pozlzlfhkvmbgqsbjlq6vj4v0pc4","http://www.openwall.com/lists/oss-security/2026/07/07/6"],"weaknesses":["CWE-200"],"ingestedAt":"2026-10-29T20:12:07.131Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/49xxx/CVE-2026-49487.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-49487","state":"PUBLISHED","datePublished":"2026-07-07T09:19:36.710Z","dateUpdated":"2026-09-16T14:55:39.722Z","assignerShortName":"apache","assignerOrgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","dateReserved":"2026-05-31T01:41:02.944Z"},"containers":{"cna":{"title":"Apache Airflow: Task-instance API exposes secrets in deferred trigger kwargs","descriptions":[{"lang":"en","value":"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."}],"affected":[{"vendor":"Apache Software Foundation","product":"Apache Airflow","packageName":"apache-airflow","packageURL":"pkg:pypi/apache-airflow","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"3.3.0","versionType":"semver"}],"collectionURL":"https://pypi.python.org"}],"references":[{"url":"https://github.com/apache/airflow/pull/67868","tags":["patch"]},{"url":"https://lists.apache.org/thread/qlw6pozlzlfhkvmbgqsbjlq6vj4v0pc4","tags":["vendor-advisory"]}],"metrics":[{"other":{"content":{"text":"moderate"},"type":"Textual description of severity"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-200","description":"CWE-200: Exposure of Sensitive Information to an Unauthorized Actor","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"apache","orgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","dateUpdated":"2026-09-16T14:55:39.722Z"},"credits":[{"lang":"en","type":"finder","value":"Andrew Rukin (Arenadata)"},{"lang":"en","type":"remediation developer","value":"Jarek Potiuk (@potiuk)"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"airflow-s/generate_cve_json.py"}},"adp":[{"title":"CVE Program Container","references":[{"url":"http://www.openwall.com/lists/oss-security/2026/07/07/6"}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2026-07-07T12:48:11.866Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":6.5,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"LOW","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-07-07T13:41:40.350304Z","id":"CVE-2026-49487","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-07-07T13:41:45.272Z"}}]}}}