Description
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.
Published: 2026-10-20
Score: 8.7 High
EPSS: n/a
KEV: No
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No solution or workaround provided in the CVE record.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

History

Tue, 20 Oct 2026 20:45:00 +0000

Type Values Removed Values Added
Description 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.
Title Incorrect privilege assignment in AWS CICD-toolchain-for-serverless-applications
First Time appeared Aws
Aws cicd-toolchain-for-serverless-applications
Weaknesses CWE-266
CPEs cpe:2.3:a:aws:cicd-toolchain-for-serverless-applications:*:*:*:*:*:*:*:*
Vendors & Products Aws
Aws cicd-toolchain-for-serverless-applications
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Subscriptions

Aws Cicd-toolchain-for-serverless-applications
cve-icon MITRE

Status: PUBLISHED

Assigner: AMZN

Published:

Updated: 2026-10-20T20:34:40.192Z

Reserved: 2026-10-19T17:00:34.859Z

Link: CVE-2026-112407

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses
  • CWE-266

    Incorrect Privilege Assignment