{"data":{"id":"9bbcfe11-a92f-42ea-bb29-c11b2b0eef34","title":"CVE-2026-9255 - Tool Execution Without Authorization via Piped Stdin in Kiro CLI","summary":"CVE-2026-9255 is a missing input source validation issue in the tool authorization prompt of Kiro CLI, an AI coding assistant, affecting kiro-cli prior to 1.28.0. A local actor who crafts content piped to kiro-cli via stdin could execute arbitrary tools, including shell commands, without user approval.","solution":"N/A -- no mitigation discussed in source.","labels":["security"],"sourceUrl":"https://aws.amazon.com/security/security-bulletins/rss/2026-035-aws/","publishedAt":"2026-05-22T16:42:15.000Z","cveId":null,"cweIds":null,"cvssScore":null,"cvssSeverity":null,"severity":"high","attackType":["other"],"issueType":"vulnerability","affectedPackages":null,"affectedPackageNames":null,"affectedPackageRefs":null,"affectedVendors":["Amazon"],"affectedVendorsRaw":["Kiro CLI","AWS"],"classifierModel":"claude-haiku-5-5","classifierPromptVersion":"v4","summaryPromptVersion":"v2","headline":null,"headlinePromptVersion":null,"cvssVector":null,"attackVector":null,"attackComplexity":null,"privilegesRequired":null,"userInteraction":null,"exploitMaturity":null,"epssScore":null,"epssCheckedAt":null,"kevDateAdded":null,"advisoryAliases":null,"affectedPackagesSource":null,"affectedPackagesCheckedAt":null,"patchAvailable":null,"disclosureDate":"2026-05-22T16:42:15.000Z","fixReleasedAt":null,"daysToFix":null,"fixCheckedAt":null,"capecIds":null,"crossRefCount":0,"attackSophistication":"moderate","impactType":["integrity","confidentiality"],"aiComponentTargeted":"agent","llmSpecific":false,"classifierConfidence":0.85,"researchCategory":null,"atlasIds":null,"fixes":[]}}