CVE-2026-111395

In Apache Airflow , a vulnerability exists where the system fails to reject reserved serialization keys within a Dag run's conf. An attacker with permission to trigger a Dag using a deadline alert and an asynchronous callback can provide a malicious conf. If the deadline is missed, this payload c...

CVE-2026-111395

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...

EUVD-2026-119892

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...

CVE-2026-33858 Apache Airflow: Unsafe Deserialization via Legacy Serialization Keys (__type/__var) Bypass in XCom API

Dag Authors, who normally should not be able to execute code in the webserver context could craft XCom payload causing the webserver to execute arbitrary code. Since Dag Authors are already highly trusted, severity of this issue is Low. Users are recommended to upgrade to Apache Airflow 3.2.0,...

CVE-2026-33858 Apache Airflow: Unsafe Deserialization via Legacy Serialization Keys (__type/__var) Bypass in XCom API

Dag Authors, who normally should not be able to execute code in the webserver context could craft XCom payload causing the webserver to execute arbitrary code. Since Dag Authors are already highly trusted, severity of this issue is Low. Users are recommended to upgrade to Apache Airflow 3.2.0,...