{"action":"Upgrade bedrock-agentcore-starter-toolkit to 0.1.13 or later.","affected":[{"fixed":"0.1.13","introduced":"0"}],"component":"bedrock-agentcore-starter-toolkit","cve_ids":["CVE-2026-4269"],"ecosystem":"PyPI","epss":0.00434,"exploited":false,"fixed_versions":["0.1.13"],"ghsa_id":"GHSA-xfhr-q72q-jcrj","id":"tcs_01M5KG44F3CS4VTAS2ETREMMF0","modified_at":"2026-07-13T16:43:29.059247926Z","published_at":"2026-03-17T20:34:21Z","references":["https://osv.dev/vulnerability/GHSA-xfhr-q72q-jcrj","https://github.com/aws/bedrock-agentcore-starter-toolkit/security/advisories/GHSA-xfhr-q72q-jcrj","https://nvd.nist.gov/vuln/detail/CVE-2026-4269","https://aws.amazon.com/security/security-bulletins/2026-008-AWS","https://github.com/aws/bedrock-agentcore-starter-toolkit","https://github.com/aws/bedrock-agentcore-starter-toolkit/releases/tag/v0.1.13"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GHSA-xfhr-q72q-jcrj","url":"https://osv.dev/vulnerability/GHSA-xfhr-q72q-jcrj"}],"summary":"Improper S3 ownership verification in Bedrock AgentCore Starter Toolkit"}