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VULNERABILITIES

CVE-2026-33858 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: CISA-ADPCVSS-B:8.8 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
http://www.openwall.com/lists/oss-security/2026/04/13/7 CVEMailing ListThird Party Advisory
https://github.com/apache/airflow/pull/64148 [email protected]Issue Tracking
https://lists.apache.org/thread/1npt3o2x81s0gw9tmfcv4n7p1z9hdmy0 [email protected]Mailing ListVendor Advisory

Weakness Enumeration

CWE-IDCWE NameSource
CWE-502Deserialization of Untrusted Data[email protected]

Affected Products

ProductVersions
apache airflow
>= 3.1.8, < 3.2.0

CPE

  • cpe:2.3:a:apache:airflow:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

6 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-33858
NVD Published Date:
Apr 13, 2026
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2026-33858 Details - Not Deferred