5.5
MEDIUM CVSS 3.1
CVE-2026-6840
Apache Airflow Operator Code Injection Vulnerability
Description

Missing bounds validation for operator could allow out of range operator-code lookup during model loading Affected version is prior to commit 1.30.0.

INFO

Published Date :

April 22, 2026, 7:16 a.m.

Last Modified :

April 22, 2026, 7:16 a.m.

Remotely Exploit :

No
Affected Products

The following products are affected by CVE-2026-6840 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 MEDIUM ca193ba2-0cff-4e34-b04e-1ea07103c6fe
CVSS 3.1 MEDIUM [email protected]
Solution
Update the software to version 1.30.0 or later to fix the bounds validation issue.
  • Update the software to version 1.30.0 or later.
  • Apply security patches from the vendor.
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-2026-6840.

URL Resource
https://github.com/Samsung/ONE/pull/16481
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-6840 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-2026-6840 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-2026-6840 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-6840 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.

  • New CVE Received by [email protected]

    Apr. 22, 2026

    Action Type Old Value New Value
    Added Description Missing bounds validation for operator could allow out of range operator-code lookup during model loading Affected version is prior to commit 1.30.0.
    Added CVSS V3.1 AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
    Added CWE CWE-129
    Added Reference https://github.com/Samsung/ONE/pull/16481
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.