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CVE-2026-1777

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CVE-2026-1777

Published: Feb 2, 2026

Modified: Feb 4, 2026

PUBLISHED

CVSS v3.1

7.2

HIGH

Description

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 location may have the ability to upload arbitrary artifacts which are executed the next time the Training Job is invoked.

VendorProductVersions

AWS

SageMaker Python SDK

unaffected
3.2.0
unaffected
2.256.0

Weaknesses (CWE)

CWE-319

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

References

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