CVE-2026-112407

Incorrect privilege assignment in AWS CICD-toolchain-for-serverless-applications

Published Oct 20, 2026 CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
AMZN
Published
Updated
Oct 28, 2026, 8:04 PM
Reserved
Oct 19, 2026, 5:00 PM
Status
Awaiting Analysis
Published
Oct 20, 2026, 9:17 PM
Modified
Oct 28, 2026, 8:17 PM