CVE-2026-30911
Apache Airflow: Execution API HITL Endpoints Missing Per-Task Authorization
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.
INFO
Published Date :
March 17, 2026, 11:16 a.m.
Last Modified :
March 17, 2026, 5:32 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
Solution
- Upgrade Apache Airflow to version 3.1.8 or later.
- Apply security patches for the Execution API.
- Review access controls for HITL endpoints.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-30911.
| URL | Resource |
|---|---|
| https://github.com/apache/airflow/pull/62886 | Issue Tracking Patch |
| https://lists.apache.org/thread/1rs2v7fcko2otl6n9ytthcj87cmsgx51 | Mailing List Vendor Advisory |
| http://www.openwall.com/lists/oss-security/2026/03/17/2 | Mailing List Third Party Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-30911 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-30911
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-30911 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-30911 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Mar. 17, 2026
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:apache:airflow:*:*:*:*:*:*:*:* versions from (including) 3.1.0 up to (excluding) 3.1.8 Added Reference Type CVE: http://www.openwall.com/lists/oss-security/2026/03/17/2 Types: Mailing List, Third Party Advisory Added Reference Type Apache Software Foundation: https://github.com/apache/airflow/pull/62886 Types: Issue Tracking, Patch Added Reference Type Apache Software Foundation: https://lists.apache.org/thread/1rs2v7fcko2otl6n9ytthcj87cmsgx51 Types: Mailing List, Vendor Advisory -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Mar. 17, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N -
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Mar. 17, 2026
Action Type Old Value New Value Added Reference http://www.openwall.com/lists/oss-security/2026/03/17/2 -
New CVE Received by [email protected]
Mar. 17, 2026
Action Type Old Value New Value Added 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. Added CWE CWE-862 Added Reference https://github.com/apache/airflow/pull/62886 Added Reference https://lists.apache.org/thread/1rs2v7fcko2otl6n9ytthcj87cmsgx51