CVE-2026-13666

{"id": "CVE-2026-13666", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-13666", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-09-18T19:10:49.926529Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "security@synology.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 3.5, "attackVector": "NETWORK", "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 2.1}]}, "affected": [{"source": "security@synology.com", "affectedData": [{"vendor": "Synology", "product": "DiskStation Manager (DSM)", "versions": [{"status": "affected", "version": "7.4", "lessThan": "7.4-90075", "versionType": "semver"}, {"status": "affected", "version": "7.3.2", "lessThan": "7.3.2-86009-4", "versionType": "semver"}, {"status": "affected", "version": "7.2.2", "lessThan": "7.2.2-72806-9", "versionType": "semver"}, {"status": "affected", "version": "7.2.1", "lessThan": "7.2.1-69057-12", "versionType": "semver"}, {"status": "unknown", "version": "0", "lessThan": "7.2.1", "versionType": "semver"}], "defaultStatus": "affected"}]}], "published": "2026-09-18T09:16:38.877", "references": [{"url": "https://www.synology.com/en-global/security/advisory/Synology_SA_26_13", "source": "security@synology.com"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "security@synology.com", "description": [{"lang": "en", "value": "CWE-93"}]}], "descriptions": [{"lang": "en", "value": "An improper neutralization of CRLF sequences ('CRLF Injection') vulnerability in Sharing API in Synology DiskStation Manager (DSM) before 7.2.1-69057-12, 7.2.2-72806-9, 7.3.2-86009-4 and 7.4-90075 allows remote authenticated users to write limited files when a victim clicks a sharing URL."}], "lastModified": "2026-09-18T20:17:07.373", "sourceIdentifier": "security@synology.com"}