BIT-AIRFLOW-2026-42360 Apache Airflow: Rendered template truncation bypasses nested sensitive-key masking

A bug in Apache Airflow's rendered-template field handling caused nested sensitive-key masking e.g. nested password / token / secret / apikey keys inside a JSON template structure to be bypassed when the rendered field exceeded core maxtemplatedfieldlength: Airflow stringified the structure befor...

PYSEC-2026-172

A bug in Apache Airflow's rendered-template field handling caused nested sensitive-key masking e.g. nested password / token / secret / apikey keys inside a JSON template structure to be bypassed when the rendered field exceeded core maxtemplatedfieldlength: Airflow stringified the structure befor...

EUVD-2026-33590

A bug in Apache Airflow's rendered-template field handling caused nested sensitive-key masking e.g. nested password / token / secret / apikey keys inside a JSON template structure to be bypassed when the rendered field exceeded core maxtemplatedfieldlength: Airflow stringified the structure befor...

CVE-2026-42360 Apache Airflow: Rendered template truncation bypasses nested sensitive-key masking

A bug in Apache Airflow's rendered-template field handling caused nested sensitive-key masking e.g. nested password / token / secret / apikey keys inside a JSON template structure to be bypassed when the rendered field exceeded core maxtemplatedfieldlength: Airflow stringified the structure befor...

BIT-AIRFLOW-2025-68438 Apache Airflow: Secrets in rendered templates could contain parts of sensitive values when truncated

In Apache Airflow versions before 3.1.6, when rendered template fields in a Dag exceed core maxtemplatedfieldlength, sensitive values could be exposed in cleartext in the Rendered Templates UI. This occurred because serialization of those fields used a secrets masker instance that did not include...

CVE-2025-68438

In Apache Airflow versions before 3.1.6, when rendered template fields in a Dag exceed core maxtemplatedfieldlength, sensitive values could be exposed in cleartext in the Rendered Templates UI. This occurred because serialization of those fields used a secrets masker instance that did not include...

Improper Removal of Sensitive Information Before Storage or Transfer

Overview apache-airflow-task-sdk is a The Apache Airflow Task SDK includes interfaces for Dag authors and Task execution logic for Python. Affected versions of this package are vulnerable to Improper Removal of Sensitive Information Before Storage or Transfer via the serialization for rendered...

Apache Airflow secrets in rendered templates could contain parts of sensitive values when truncated

In Apache Airflow versions before 3.1.6, when rendered template fields in a Dag exceed core maxtemplatedfieldlength, sensitive values could be exposed in cleartext in the Rendered Templates UI. This occurred because serialization of those fields used a secrets masker instance that did not include...

CVE-2025-68438

In Apache Airflow versions before 3.1.6, when rendered template fields in a Dag exceed core maxtemplatedfieldlength, sensitive values could be exposed in cleartext in the Rendered Templates UI. This occurred because serialization of those fields used a secrets masker instance that did not include...

PYSEC-2026-9

In Apache Airflow versions before 3.1.6, when rendered template fields in a Dag exceed coremaxtemplatedfieldlength, sensitive values could be exposed in cleartext in the Rendered Templates UI. This occurred because serialization of those fields used a secrets masker instance that did not include...

CVE-2025-68438

In Apache Airflow versions before 3.1.6, when rendered template fields in a Dag exceed core maxtemplatedfieldlength, sensitive values could be exposed in cleartext in the Rendered Templates UI. This occurred because serialization of those fields used a secrets masker instance that did not include...

CVE-2025-68438

In Apache Airflow versions before 3.1.6, when rendered template fields in a Dag exceed core maxtemplatedfieldlength, sensitive values could be exposed in cleartext in the Rendered Templates UI. This occurred because serialization of those fields used a secrets masker instance that did not include...

CVE-2025-68438 Apache Airflow: Secrets in rendered templates could contain parts of sensitive values when truncated

In Apache Airflow versions before 3.1.6, when rendered template fields in a Dag exceed core maxtemplatedfieldlength, sensitive values could be exposed in cleartext in the Rendered Templates UI. This occurred because serialization of those fields used a secrets masker instance that did not include...

EUVD-2026-2913

In Apache Airflow versions before 3.1.6, when rendered template fields in a Dag exceed core maxtemplatedfieldlength, sensitive values could be exposed in cleartext in the Rendered Templates UI. This occurred because serialization of those fields used a secrets masker instance that did not include...

CVE-2025-68438 Apache Airflow: Secrets in rendered templates could contain parts of sensitive values when truncated

In Apache Airflow versions before 3.1.6, when rendered template fields in a Dag exceed core maxtemplatedfieldlength, sensitive values could be exposed in cleartext in the Rendered Templates UI. This occurred because serialization of those fields used a secrets masker instance that did not include...

CVE-2025-68438

Apache Airflow prior to 3.1.6 is affected. When rendering template fields in a Dag that exceed max_templated_field_length, sensitive values could be exposed in cleartext in the Rendered Templates UI because the secrets masker did not include user-registered mask_secret() patterns, leading to inco...

Apache Airflow security vulnerabilities

Apache Airflow is an open-source platform developed by the Apache Foundation in the United States. It allows for the creation, management, and monitoring of workflows. Versions of Apache Airflow prior to 3.1.6 contained security vulnerabilities. These vulnerabilities stemmed from the lack of...

PT-2026-3232

Name of the Vulnerable Software and Affected Versions Apache Airflow versions prior to 3.1.6 Description Apache Airflow versions before 3.1.6 did not properly handle sensitive information within proxy URLs in Connection objects. Specifically, proxy credentials embedded in the proxies and proxy...

Sensitive Information Disclosure

apacheairflow is vulnerable to Sensitive Information Disclosure. The vulnerability is due to improper redaction of secret values in rendered templates, which allows authenticated users to view sensitive secrets without appropriate authorization...

CVE-2025-66388

A vulnerability in Apache Airflow allowed authenticated UI users to view secret values in rendered templates due to secrets not being properly redacted, potentially exposing secrets to users without the appropriate authorization. Users are recommended to upgrade to version 3.1.4, which fixes this...