{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-40530", "assignerOrgId": "db201096-a0cc-46c7-9a55-61d9e221bf01", "state": "PUBLISHED", "assignerShortName": "synology", "dateReserved": "2026-04-14T01:01:14.606Z", "datePublished": "2026-09-18T08:25:51.624Z", "dateUpdated": "2026-09-18T08:25:51.624Z"}, "containers": {"cna": {"problemTypes": [{"descriptions": [{"lang": "en", "description": "Improper Neutralization of CRLF Sequences ('CRLF Injection')", "cweId": "CWE-93", "type": "CWE"}]}], "affected": [{"vendor": "Synology", "product": "DiskStation Manager (DSM)", "versions": [{"version": "7.3", "status": "affected", "lessThan": "7.3.2-86009-2", "versionType": "semver"}, {"version": "7.2.2", "status": "affected", "lessThan": "7.2.2-72806-7", "versionType": "semver"}, {"version": "7.2.1", "status": "affected", "lessThan": "7.2.1-69057-10", "versionType": "semver"}, {"version": "0", "status": "unknown", "lessThan": "7.2.1", "versionType": "semver"}], "defaultStatus": "affected"}], "descriptions": [{"lang": "en", "value": "An improper neutralization of CRLF sequences ('CRLF injection') vulnerability in User API in Synology DiskStation Manager (DSM) before 7.2.1-69057-10, 7.2.2-72806-7 and 7.3.2-86009-2 allows remote authenticated users to read or write arbitrary files and conduct denial-of-service attacks after the system is rebooted."}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"baseScore": 8, "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "version": "3.1"}}], "references": [{"url": "https://www.synology.com/en-global/security/advisory/Synology_SA_26_06", "name": "Synology-SA-26:06 DSM", "tags": ["vendor-advisory"]}], "credits": [{"lang": "en", "value": "Warisse Valentin (Aytio)", "type": "finder"}], "providerMetadata": {"orgId": "db201096-a0cc-46c7-9a55-61d9e221bf01", "shortName": "synology", "dateUpdated": "2026-09-18T08:25:51.624Z"}}}}

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{"affected": [{"affectedData": [{"defaultStatus": "affected", "product": "DiskStation Manager (DSM)", "vendor": "Synology", "versions": [{"lessThan": "7.3.2-86009-2", "status": "affected", "version": "7.3", "versionType": "semver"}, {"lessThan": "7.2.2-72806-7", "status": "affected", "version": "7.2.2", "versionType": "semver"}, {"lessThan": "7.2.1-69057-10", "status": "affected", "version": "7.2.1", "versionType": "semver"}, {"lessThan": "7.2.1", "status": "unknown", "version": "0", "versionType": "semver"}]}], "source": "security@synology.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An improper neutralization of CRLF sequences ('CRLF injection') vulnerability in User API in Synology DiskStation Manager (DSM) before 7.2.1-69057-10, 7.2.2-72806-7 and 7.3.2-86009-2 allows remote authenticated users to read or write arbitrary files and conduct denial-of-service attacks after the system is rebooted."}], "id": "CVE-2026-40530", "lastModified": "2026-09-18T09:16:40.237", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.0, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.1, "impactScore": 5.9, "source": "security@synology.com", "type": "Primary"}]}, "published": "2026-09-18T09:16:40.237", "references": [{"source": "security@synology.com", "url": "https://www.synology.com/en-global/security/advisory/Synology_SA_26_06"}], "sourceIdentifier": "security@synology.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-93"}], "source": "security@synology.com", "type": "Primary"}]}

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