{"affected":[{"defaultStatus":"unaffected","ecosystem":"pypi","packageName":"apache-airflow-core","product":"Apache Airflow","source":"CNA: apache","vendor":"Apache Software Foundation","versions":[{"lessThan":"3.4.0","status":"affected","version":"3.2.0","versionType":"semver"}]}],"cveId":"CVE-2026-111395","cwes":["CWE-502"],"description":"Apache Airflow did not reject reserved serialization keys inside a Dag run's `conf`. A user allowed to trigger a Dag that uses a deadline alert with an asynchronous callback could pass a `conf` that, once the deadline was missed, either crashed the scheduler repeatedly or was rebuilt into objects inside the Triggerer. Users are advised to upgrade to apache-airflow 3.4.0 or later.","epss":null,"exploits":[],"kev":null,"metrics":[],"modifiedAt":1794218974312,"publishedAt":1794215915415,"references":[{"source":"CNA: apache","tags":["patch"],"url":"https://github.com/apache/airflow/pull/74834"},{"source":"CNA: apache","tags":["vendor-advisory"],"url":"https://lists.apache.org/thread.html/qb4qxr40s0q6w9b9t5mfw5qf53pg97p3"},{"source":"ADP: CVE","tags":[],"url":"http://www.openwall.com/lists/oss-security/2026/11/09/13"}],"remediation":[{"kind":"fix","source":"CNA: apache","text":"The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches.","url":"https://github.com/apache/airflow/pull/74834"}],"revision":"666a5b2995821607a96406a455e25c15c855736aff98e895836aec32e6bd2464","sources":[{"modifiedAt":1794218974312,"name":"CNA: apache","retrievedAt":1794222505728,"url":"https://www.cve.org/CVERecord?id=CVE-2026-111395"}],"ssvc":null,"status":"published","title":"Apache Airflow: Reserved serialization keys in Dag run conf crash the scheduler or are rebuilt as objects in the Triggerer via deadline callbacks","updatedAt":1794222505728}