CVE-2026-1778

NVD	https://nvd.nist.gov/vuln/detail/CVE-2026-1778
CWE	https://cwe.mitre.org/data/definitions/295.html

NVD

https://nvd.nist.gov/vuln/detail/CVE-2026-1778

CWE

https://cwe.mitre.org/data/definitions/295.html

Amazon SageMaker Python SDK before v3.1.1 or v2.256.0 disables TLS certificate verification for HTTPS connections made by the service when a Triton Python model is imported, incorrectly allowing for requests with invalid and self-signed certificates to succeed.

Weakness

The product does not validate, or incorrectly validates, a certificate.

Potential Mitigations

https://cwe.mitre.org/data/definitions/459.html
https://cwe.mitre.org/data/definitions/475.html

References

https://aws.amazon.com/security/security-bulletins/2026-004-AWS/
https://github.com/aws/sagemaker-python-sdk/releases/tag/v2.256.0
https://github.com/aws/sagemaker-python-sdk/releases/tag/v3.1.1
https://github.com/aws/sagemaker-python-sdk/security/advisories/GHSA-62rc-f4v9-h543

Improper Certificate Validation

Weakness

Potential Mitigations

Related Attack Patterns

References