{"data":{"id":"48dd6e09-a4bd-40b0-affa-c116a126cc13","title":"CVE-2026-15737 - Sensitive content disclosure via OpenTelemetry spans in AgentCore Python SDK","summary":"CVE-2026-15737 is a sensitive content disclosure flaw in the OpenTelemetry instrumentation of the Bedrock AgentCore Python SDK (bedrock-agentcore). Affected versions 1.4.8 and 1.5.0 wrote raw user prompts and complete agent responses into span attributes on every invocation, without filtering or masking. A local authenticated user with CloudWatch Logs read access to the customer's aws/spans log group could read that content.","solution":"N/A -- no mitigation discussed in source.","labels":["security","privacy"],"sourceUrl":"https://aws.amazon.com/security/security-bulletins/rss/2026-058-aws/","publishedAt":"2026-07-16T17:09:05.000Z","cveId":null,"cweIds":null,"cvssScore":null,"cvssSeverity":null,"severity":"medium","attackType":["pii_leakage"],"issueType":"vulnerability","affectedPackages":null,"affectedPackageNames":null,"affectedPackageRefs":null,"affectedVendors":["Amazon"],"affectedVendorsRaw":["Amazon Bedrock AgentCore","Bedrock AgentCore Python SDK","bedrock-agentcore","Amazon Bedrock","AWS CloudWatch"],"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":"2026-07-16T17:09:05.000Z","fixReleasedAt":null,"daysToFix":null,"fixCheckedAt":null,"capecIds":null,"crossRefCount":0,"attackSophistication":"trivial","impactType":["confidentiality"],"aiComponentTargeted":"agent","llmSpecific":false,"classifierConfidence":0.9,"researchCategory":null,"atlasIds":null,"fixes":[]}}