CVE-2026-112407

Incorrect privilege assignment in the IAM policy of AWS CICD-toolchain-for-serverless-applications 1.0.7 through 1.0.10 allows remote authenticated users with push access to the application source repository to escalate privileges and access or modify resources outside the application stack in the same AWS account via application templates deployed by the toolchain pipeline. To remediate this issue, users should upgrade existing toolchain stacks to version 1.0.11 or later.

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://aws.amazon.com/security/security-bulletins/2026-141-aws/
https://github.com/aws-samples/aws-lambda-sample-applications/releases/tag/1.0.11
https://github.com/aws-samples/aws-lambda-sample-applications/security/advisories/GHSA-f76m-4xrx-pvq5

Configurations

No configuration.

History

20 Oct 2026, 21:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-20 21:17

Updated : 2026-10-28 20:17

NVD link : CVE-2026-112407

Mitre link : CVE-2026-112407

CVE.ORG link : CVE-2026-112407

JSON object : View

Products Affected

No product.

CWE

CWE-266

Incorrect Privilege Assignment

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