{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-49291", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-05-28T20:07:58.862Z", "datePublished": "2026-06-19T17:59:48.862Z", "dateUpdated": "2026-06-19T17:59:48.862Z"}, "containers": {"cna": {"title": "mcp-memory-service: OAuth read-only clients can write and delete memories through MCP tools/call", "problemTypes": [{"descriptions": [{"cweId": "CWE-862", "lang": "en", "description": "CWE-862: Missing Authorization", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H", "version": "3.1"}}], "references": [{"name": "https://web.archive.org/web/20260508112116/https://github.com/doobidoo/mcp-memory-service/", "tags": ["x_refsource_CONFIRM"], "url": "https://web.archive.org/web/20260508112116/https://github.com/doobidoo/mcp-memory-service/"}, {"name": "https://github.com/doobidoo/mcp-memory-service/security/advisories/GHSA-2r68-g678-7qr3", "tags": ["x_refsource_MISC"], "url": "https://github.com/doobidoo/mcp-memory-service/security/advisories/GHSA-2r68-g678-7qr3"}, {"name": "https://pypi.org/project/mcp-memory-service/10.65.3", "tags": ["x_refsource_MISC"], "url": "https://pypi.org/project/mcp-memory-service/10.65.3"}], "affected": [{"vendor": "doobidoo", "product": "mcp-memory-service", "versions": [{"version": "< 10.65.3", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-06-19T17:59:48.862Z"}, "descriptions": [{"lang": "en", "value": "mcp-memory-service is a semantic memory layer for AI applications. Prior to version 10.65.3, the HTTP MCP JSON-RPC endpoint at `/mcp` requires only OAuth `read` scope for all requests, then dispatches `tools/call` directly to handlers that include mutating tools. A read-only OAuth client can call `store_memory` and `delete_memory` through MCP even though the corresponding REST endpoints require `write` scope. Version 10.65.3 patches the issue."}], "source": {"advisory": "GHSA-2r68-g678-7qr3", "discovery": "UNKNOWN"}}}}

{}

{}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,10.65.3)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "mcp-memory-service", "source": "cna", "vendor": "doobidoo"}, "product": "mcp-memory-service", "vendor": "doobidoo"}], "created": "2026-06-19T19:30:05.704478+00:00", "updated": "2026-06-19T20:30:04.654007+00:00", "vendors": ["doobidoo", "doobidoo$PRODUCT$mcp-memory-service"]}