7.5

CVE-2026-4269

Improper S3 ownership verification in Bedrock AgentCore Starter Toolkit

A missing S3 ownership verification in the Bedrock AgentCore Starter Toolkit before version v0.1.13 may allow a remote actor to inject code during the build process, leading to code execution in the AgentCore Runtime. This issue only affects users of the Bedrock AgentCore Starter Toolkit before version v0.1.13 who build or have built the Toolkit after September 24, 2025. Any users on a version >=v0.1.13, and any users on previous versions who built the toolkit before September 24, 2025 are not affected.

To remediate this issue, customers should upgrade to version v0.1.13.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Amazon ≫ Bedrock Agentcore Starter Toolkit SwPlatformpython Version < 0.1.13
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.06% 0.184
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
ff89ba41-3aa1-4d27-914a-91399e9639e5 5.8 0 0
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
ff89ba41-3aa1-4d27-914a-91399e9639e5 7.5 1.6 5.9
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE-283 Unverified Ownership

The product does not properly verify that a critical resource is owned by the proper entity.

CWE-340 Generation of Predictable Numbers or Identifiers

The product uses a scheme that generates numbers or identifiers that are more predictable than required.