HIGH 8.5 NVD
CVE-2026-83551
Cleartext storage of sensitive information in the @step and @remote decorator pipeline component in Amazon SageMaker Python SDK before v3.11.0 and v2.256.0 migh
Cleartext storage of sensitive information in the @step and @remote decorator pipeline component in Amazon SageMaker Python SDK before v3.11.0 and v2.256.0 might allow an authenticated remote user to extract the HMAC signing key from SageMaker DescribePipeline API responses and forge valid integrity signatures for specially crafted function payloads, achieving code execution in another user's pipeline execution context within the same AWS account.
References
- https://aws.amazon.com/security/security-bulletins/2026-093-aws/
- https://github.com/aws/sagemaker-python-sdk/releases/tag/v2.256.0
- https://github.com/aws/sagemaker-python-sdk/releases/tag/v3.11.0
- https://github.com/aws/sagemaker-python-sdk/security/advisories/GHSA-7xmc-crrw-fv5r
This high severity vulnerability with a CVSS score of 8.5 was published on 2026-09-01 via NVD.
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