AWS SAM CLI up to 1.166.1 Terraform Hook os command injection
| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 6.5 | $0-$5k | 3.74 |
Summary
A vulnerability was found in AWS SAM CLI up to 1.166.1 and classified as critical. The impacted element is an unknown function of the component Terraform Hook. Such manipulation leads to os command injection. This vulnerability is documented as CVE-2026-115414. The attack can be executed remotely. There is not any exploit available. It is suggested to upgrade the affected component.
Details
A vulnerability was found in AWS SAM CLI up to 1.166.1. It has been rated as critical. Affected by this issue is an unknown code of the component Terraform Hook. The manipulation with an unknown input leads to a os command injection vulnerability. Using CWE to declare the problem leads to CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. CVE summarizes:
OS command injection in the Terraform hook in AWS SAM CLI before 1.166.2 might allow an actor who can influence the Terraform configuration or plan file consumed by a build to execute arbitrary commands as the build user on the host running the build via a crafted Terraform resource address. To remediate this issue, users should upgrade to version 1.166.2 or later.
The advisory is available at github.com. This vulnerability is handled as CVE-2026-115414 since 10/22/2026. The exploitation is known to be easy. The attack may be launched remotely. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1202 by the MITRE ATT&CK project.
Upgrading to version 1.166.2 eliminates this vulnerability.
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Product
Vendor
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔒VulDB Reliability: 🔍
CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒
CVSSv3
VulDB Meta Base Score: 6.6VulDB Meta Temp Score: 6.5
VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔒
VulDB Reliability: 🔍
CNA Base Score: 7.8
CNA Vector (AMZN): 🔒
CVSSv2
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| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Exploiting
Class: Os command injectionCWE: CWE-78 / CWE-77 / CWE-74
CAPEC: 🔒
ATT&CK: 🔒
Physical: Partially
Local: Yes
Remote: Yes
Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒
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Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔒
Upgrade: SAM CLI 1.166.2
Timeline
10/22/2026 Advisory disclosed10/22/2026 CVE reserved
10/22/2026 VulDB entry created
10/22/2026 VulDB entry last update
Sources
Advisory: github.comStatus: Confirmed
CVE: CVE-2026-115414 (🔒)
GCVE (CVE): GCVE-0-2026-115414
GCVE (VulDB): GCVE-100-425366
Entry
Created: 10/22/2026 21:00Changes: 10/22/2026 21:00 (76)
Complete: 🔍
Cache ID: 216::103
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