CVE-2026-16796 | Improper neutralization of argument delimiters in the instal… | CVSS 7.3 HIGH

Description

Improper neutralization of argument delimiters in the install_packages() method in AWS Bedrock AgentCore Python SDK before 1.18.1 might allow a remote authenticated user to execute arbitrary commands within the Code Interpreter sandbox via crafted package name arguments. To mitigate this issue, users should upgrade to the patched version 1.18.1.

Metadata

CVE ID: CVE-2026-16796
State: PUBLISHED
Assigner: AMZN
Reserved: 2026-07-23 18:37 UTC
Published: 2026-07-23 20:06 UTC
Last updated: 2026-07-23 20:26 UTC
Primary CWE: CWE-88
CWE-88 Improper neutralization of argument delimiters in a c…
Vendor / Product: AWS / bedrock-agentcore 1.18.1
Sources: cve.org · NVD

Severity & Metrics

7.3 HIGH CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N

Affected products (1)

Vendor	Product	Platform	Versions
AWS	bedrock-agentcore 1.18.1	—	0 < 1.18.1

Weakness (CWE)

CWE	Source	Description
CWE-88	cna	CWE-88 Improper neutralization of argument delimiters in a command ('argument injection')

CVSS scores (2)

Score	Severity	Version	Source	Vector
8.4	HIGH	4.0	cna	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
7.3	HIGH	3.1	cna	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N

References (3)