CVE-2026-4269

HIGH

7.5

Beschreibung

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.

CVE Details

CVSS v3.1 Bewertung7.5

SchweregradHIGH

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

AngriffsvektorNETWORK

KomplexitatHIGH

Erforderliche PrivilegienNONE

BenutzerinteraktionREQUIRED

Veroffentlicht3/16/2026

Zuletzt geandert3/17/2026

Quellenvd

Honeypot-Sichtungen0

Schwachen (CWE)

CWE-283CWE-340

Referenzen

https://aws.amazon.com/security/security-bulletins/2026-008-AWS/(ff89ba41-3aa1-4d27-914a-91399e9639e5)

https://github.com/aws/bedrock-agentcore-starter-toolkit/releases/tag/v0.1.13(ff89ba41-3aa1-4d27-914a-91399e9639e5)

IOC Korrelationen

Keine Korrelationen erfasst

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