SageMaker Python SDK has Exposed HMAC

SummarySageMaker Python SDK is an open source library for training and deploying machine learning models on Amazon SageMaker. An issue where the HMAC secret key is stored in environment variables and disclosed via the DescribeTrainingJob API has been identified. Impact- Function and Payload...

Sensitive Information Disclosure

Amazon SageMaker Python SDK is vulnerable to sensitive information disclosure. The vulnerability is due to the ModelBuilder HMAC signing key being returned in cleartext in the DescribeTrainingJob API response, which allows an attacker with API access and S3 output write permissions to upload...

GHSA-RJRP-M2JW-PV9C SageMaker Python SDK has Exposed HMAC

Summary SageMaker Python SDK is an open source library for training and deploying machine learning models on Amazon SageMaker. An issue where the HMAC secret key is stored in environment variables and disclosed via the DescribeTrainingJob API has been identified. Impact - Function and Payload...

SageMaker Python SDK has Exposed HMAC

Summary SageMaker Python SDK is an open source library for training and deploying machine learning models on Amazon SageMaker. An issue where the HMAC secret key is stored in environment variables and disclosed via the DescribeTrainingJob API has been identified. Impact - Function and Payload...

CVE-2026-1777

The Amazon SageMaker Python SDK before v3.2.0 and v2.256.0 includes the ModelBuilder HMAC signing key in the cleartext response elements of the DescribeTrainingJob function. A third party with permissions to both call this API and permissions to modify objects in the Training Jobs S3 output...

CVE-2026-1777

The Amazon SageMaker Python SDK before v3.2.0 and v2.256.0 includes the ModelBuilder HMAC signing key in the cleartext response elements of the DescribeTrainingJob function. A third party with permissions to both call this API and permissions to modify objects in the Training Jobs S3 output...

CVE-2026-1777

The CVE-2026-1777 issue affects the Amazon SageMaker Python SDK prior to v3.2.0 and v2.256.0, where the ModelBuilder HMAC signing key is exposed in cleartext within DescribeTrainingJob responses. A privileged attacker who can both call DescribeTrainingJob and modify objects in the Training Jobs S...

CVE-2026-1777 Cleartext transmission of sensitive materials in aws/sagemaker-python-sdk

The Amazon SageMaker Python SDK before v3.2.0 and v2.256.0 includes the ModelBuilder HMAC signing key in the cleartext response elements of the DescribeTrainingJob function. A third party with permissions to both call this API and permissions to modify objects in the Training Jobs S3 output...

PT-2026-6479

Summary SageMaker Python SDK is an open source library for training and deploying machine learning models on Amazon SageMaker. An issue where the HMAC secret key is stored in environment variables and disclosed via the DescribeTrainingJob API has been identified. Impact - Function and Payload...