---
id: CVE-2023-39553
aliases:
  - GHSA-mq4v-6vg4-796c
  - PYSEC-2023-136
  - PYSEC-2026-1137
title: apache-airflow-providers-apache-drill Improper Input Validation vulnerability
summary: apache-airflow-providers-apache-drill Improper Input Validation vulnerability
severity: high
cvss: 7.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'
vendor: apache-airflow-providers-apache-drill
product: apache-airflow-providers-apache-drill
ecosystem: pip
affected:
  - apache-airflow-providers-apache-drill < 2.4.3
patched:
  - apache-airflow-providers-apache-drill 2.4.3
published: '2023-08-11'
updated: '2026-07-07'
source: OSV
sourceUrl: 'https://osv.dev/vulnerability/GHSA-mq4v-6vg4-796c'
references:
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2023-39553'
  - url: 'https://github.com/apache/airflow/pull/33074'
  - url: >-
      https://github.com/apache/airflow/commit/394a727ac2c18d58978bf186a7a92923460ec110
  - url: 'https://github.com/apache/airflow'
  - url: >-
      https://github.com/pypa/advisory-database/tree/main/vulns/apache-airflow/PYSEC-2023-136.yaml
  - url: 'https://lists.apache.org/thread/ozpl0opmob49rkcz8svo8wkxyw1395sf'
  - url: 'https://www.openwall.com/lists/oss-security/2023/08/11/1'
  - url: 'http://www.openwall.com/lists/oss-security/2023/08/11/1'
tags:
  - osv
  - pip
epss: 0.02284
epssPercentile: 0.82485
ingestedAt: '2026-07-08T18:25:51.392Z'
---

## Overview

Improper Input Validation vulnerability in Apache Software Foundation Apache Airflow Drill Provider.

Apache Airflow Drill Provider is affected by a vulnerability that allows an attacker to pass in malicious parameters when establishing a connection with DrillHook giving an opportunity to read files on the Airflow server.
This issue affects Apache Airflow Drill Provider before 2.4.3.
It is recommended to upgrade to a version that is not affected.

## Affected packages

- `apache-airflow-providers-apache-drill < 2.4.3`

## Remediation

Upgrade to a patched release:

- `apache-airflow-providers-apache-drill 2.4.3`