CVE-2026-33858

HIGH

8.8

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.

CVE Details

CVSS v3.1 Score8.8

SeverityHIGH

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published4/13/2026

Last Modified4/13/2026

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-502

References

https://github.com/apache/airflow/pull/64148(security@apache.org)

https://lists.apache.org/thread/1npt3o2x81s0gw9tmfcv4n7p1z9hdmy0(security@apache.org)

http://www.openwall.com/lists/oss-security/2026/04/13/7(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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