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CVE-2026-9255

🗓️ 22 May 2026 16:38:10Reported by AMZNType 
cve
 cve
🔗 web.nvd.nist.gov👁 21 Views

Missing input validation in Kiro CLI enables attackers to run tools via stdin without approval.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-9255
22 May 202616:38
attackerkb
CNNVD
Amazon Web Services Kiro CLI 安全漏洞
22 May 202600:00
cnnvd
Cvelist
CVE-2026-9255 Tool Execution Without Authorization via Piped Stdin in Kiro CLI
22 May 202616:38
cvelist
EUVD
EUVD-2026-31471
22 May 202616:38
euvd
NVD
CVE-2026-9255
22 May 202617:16
nvd
Positive Technologies
PT-2026-42816
22 May 202600:00
ptsecurity
Vulnrichment
CVE-2026-9255 Tool Execution Without Authorization via Piped Stdin in Kiro CLI
22 May 202616:38
vulnrichment
CNA
Node
awskiro_cliRange01.28.0
[
  {
    "vendor": "AWS",
    "product": "Kiro CLI",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "1.28.0",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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22 May 2026 18:28Current
6.1Medium risk
Vulners AI Score6.1
CVSS 3.17.8
CVSS 48.4
EPSS0.00014
SSVC
21