{"data":{"id":"f790ad4c-b03b-494f-b3a9-059c47be0132","title":"CVE-2026-115845 - Incomplete validation in the run_script Python sandbox in AWS MCP Server","summary":"AWS MCP Server, a managed server that gives AI agents access to AWS through the Model Context Protocol, has an incomplete validation flaw tracked as CVE-2026-115845 in the Python code validator of its run_script tool. An authenticated remote user might exploit a crafted script to execute arbitrary code within their own isolated session environment.","solution":"N/A -- no mitigation discussed in source.","labels":["security"],"sourceUrl":"https://aws.amazon.com/security/security-bulletins/rss/2026-149-aws/","publishedAt":"2026-10-23T19:09:22.000Z","cveId":null,"cweIds":null,"cvssScore":null,"cvssSeverity":null,"severity":"medium","attackType":["other"],"issueType":"vulnerability","affectedPackages":null,"affectedPackageNames":null,"affectedPackageRefs":null,"affectedVendors":["Amazon"],"affectedVendorsRaw":["AWS MCP Server"],"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":"2026-10-23T19:09:22.000Z","capecIds":null,"crossRefCount":0,"attackSophistication":"moderate","impactType":["integrity"],"aiComponentTargeted":"agent","llmSpecific":false,"classifierConfidence":0.85,"researchCategory":null,"atlasIds":null}}