{"id":"CVE-2025-68438","summary":"Apache Airflow: Secrets in rendered templates could contain parts of sensitive values when truncated","details":"In Apache Airflow versions before 3.1.6, when rendered template fields in a Dag exceed [core] max_templated_field_length, sensitive values could be exposed in cleartext in the Rendered Templates UI. This occurred because serialization of those fields used a secrets masker instance that did not include user-registered mask_secret() patterns, so secrets were not reliably masked before truncation and display.\n\nUsers are recommended to upgrade to 3.1.6 or later, which fixes this issue","aliases":["BIT-airflow-2025-68438","GHSA-3qmm-r55x-hpxx","PYSEC-2026-9"],"modified":"2026-08-12T03:51:35.602690732Z","published":"2026-01-16T10:06:08.128Z","related":["CGA-x363-pw7h-whx4"],"database_specific":{"unresolved_ranges":[{"extracted_events":[{"introduced":"3.1.0"},{"fixed":"3.1.6"}],"source":"AFFECTED_FIELD"},{"extracted_events":[{"fixed":"3.1.6"}],"source":"DESCRIPTION"}],"cna_assigner":"apache","cwe_ids":["CWE-200"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/68xxx/CVE-2025-68438.json"},"references":[{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2026/01/15/5"},{"type":"WEB","url":"https://pypi.python.org"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/68xxx/CVE-2025-68438.json"},{"type":"ADVISORY","url":"https://lists.apache.org/thread/55n7b4nlsz3vo5n4h5lrj9bfsk8ctyff"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-68438"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/apache/airflow","events":[{"introduced":"8cdef3e855527b8a431666b0ce9f3ffd43d14955"},{"fixed":"289b888f4b7493d3bea35d94d374b8323380ee1a"}],"database_specific":{"extracted_events":[{"introduced":"3.1.0"},{"fixed":"3.1.6"}],"source":"CPE_RANGE","cpe":"cpe:2.3:a:apache:airflow:*:*:*:*:*:*:*:*"}}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-68438.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"}]}