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CVE-2026-11393GHSA-M4X6-GWGP-4PM7

Code injection via improper triple-quote escaping in AgentCore CLI Bedrock Agent import

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 0.14.2, 1.0.0-preview.9
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: total

Summary

Improper neutralization of triple-quote characters during Python code generation in AgentCore CLI before v0.14.2 might allow an authenticated remote threat actor to execute arbitrary code on AWS AgentCore Runtime under the imported agent's IAM execution role and on the local environment of another user in the same AWS account, via a crafted collaborationInstruction stored on a Bedrock Agent collaborator and later processed by that other user during agent import. To remediate this issue, users should upgrade to version 0.14.2.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: total

  3. Record last updated

Affected versions

  • AWS AgentCore CLI

    From 0.4.0 · through 0.14.1; From 0.3.0-preview.7.0 · through 1.0.0-preview.8

  • @aws/agentcorenpm

    From 0.4.0 · fixed in 0.14.2

  • @aws/agentcorenpm

    From 0.3.0-preview.7.0 · through 0.3.0-preview.9.0

  • @aws/agentcorenpm

    From 1.0.0-preview.1 · fixed in 1.0.0-preview.9

References 5

GitHub · aws/agentcore-cli

npmjs.com

aws.amazon.com