CVE-2026-33858

Published: Apr 13, 2026Modified: Jun 17, 2026

8.8

Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitability: 2.8 / Impact: 5.9

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Description

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 (1)

Products: Apache: Airflow

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Apache Airflow	From 3.1.8 to 3.2.0

Related CWEs

Deserialization of Untrusted Data

The product deserializes untrusted data without sufficiently verifying that the resulting data will be valid.

References (3)

https://github.com/apache/airflow/pull/64148

Source: security@apache.org

Issue Tracking

https://lists.apache.org/thread/1npt3o2x81s0gw9tmfcv4n7p1z9hdmy0

Source: security@apache.org

Mailing ListVendor Advisory

http://www.openwall.com/lists/oss-security/2026/04/13/7

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing ListThird Party Advisory

Timeline

No history available yet.