High severity · published Mar 17, 2026
CVE-2026-30911
Apache Airflow: Execution API HITL Endpoints Missing Per-Task Authorization
8.1
CVSS
0.6%
EPSS
No
On KEV
Description
Apache Airflow versions 3.1.0 through 3.1.7 missing authorization vulnerability in the Execution API's Human-in-the-Loop (HITL) endpoints that allows any authenticated task instance to read, approve, or reject HITL workflows belonging to any other task instance.
Users are recommended to upgrade to Apache Airflow 3.1.8 or later, which resolves this issue.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 46% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AA
Apache Airflow · Apache Software Foundation
3.1.0 before 3.1.8 · source: vendor
AI
Airflow · Apache
3.1.0 before 3.1.8 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-30911
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-30911
Issue Tracking
https://github.com/apache/airflow/pull/62886
Mailing List
https://lists.apache.org/thread/1rs2v7fcko2otl6n9ytthcj87cmsgx51
Mailing List
http://www.openwall.com/lists/oss-security/2026/03/17/2
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