CVE-2026-33858
Published:April 13, 2026
Updated:April 23, 2026
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, which resolves this issue.
Affected Packages
https://github.com/apache/airflow.git (GITHUB):
Affected version(s) >=3.1.8 <3.2.0Fix Suggestion:
Update to version 3.2.0apache-airflow-core (PYTHON):
Affected version(s) =3.1.8 <3.2.0Fix Suggestion:
Update to version 3.2.0apache-airflow (PYTHON):
Affected version(s) >=3.1.8 <3.2.0Fix Suggestion:
Update to version 3.2.0Related Resources (5)
Do you need more information?
Contact UsCVSS v4
Base Score:
8.7
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
8.8
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Weakness Type (CWE)
Deserialization of Untrusted Data
EPSS
Base Score:
0.13
