Apache Airflow up to 3.2.1 FileTaskHandler symlink

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.1$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Apache Airflow up to 3.2.1. Affected by this vulnerability is an unknown functionality of the component FileTaskHandler. The manipulation results in symlink. This vulnerability is cataloged as CVE-2026-40861. The attack may be launched remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as critical, was found in Apache Airflow up to 3.2.1. Affected is an unknown code block of the component FileTaskHandler. The manipulation with an unknown input leads to a symlink vulnerability. CWE is classifying the issue as CWE-61. The product, when opening a file or directory, does not sufficiently account for when the file is a symbolic link that resolves to a target outside of the intended control sphere. This could allow an attacker to cause the product to operate on unauthorized files. This is going to have an impact on confidentiality.

The advisory is available at lists.apache.org. This vulnerability is traded as CVE-2026-40861. The exploitability is told to be easy. It is possible to launch the attack remotely. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 06/01/2026).

Upgrading to version 3.2.2 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at CERT Bund (WID-SEC-2026-1761). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Affected

  • Apache Airflow

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Symlink
CWE: CWE-61 / CWE-59
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Airflow 3.2.2

Timelineinfo

05/31/2026 Advisory disclosed
05/31/2026 +0 days VulDB entry created
06/01/2026 +1 days VulDB entry last update

Sourcesinfo

Vendor: apache.org

Advisory: lists.apache.org
Status: Confirmed

CVE: CVE-2026-40861 (🔒)
GCVE (CVE): GCVE-0-2026-40861
GCVE (VulDB): GCVE-100-367554
CERT Bund: WID-SEC-2026-1761 - Apache Airflow: Mehrere Schwachstellen

Entryinfo

Created: 05/31/2026 16:35
Updated: 06/01/2026 14:27
Changes: 05/31/2026 16:35 (53), 06/01/2026 14:27 (7)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Discussion

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