Synology DSM — Multiple Critical Vulnerabilities
Classification: Severe, Solution: Official Fix, Exploit Maturity: Not Defined, CVSSv3.1: 9.8, CVEs: CVE-2026-13684, CVE-2026-13639, CVE-2026-13673, CVE-2026-6205, CVE-2026-13635, CVE-2026-13623, CVE-2026-13666, CVE-2026-13683, Summary: Synology released a security update for DSM on 18 September 2026 addressing multiple vulnerabilities, including two CVSS 9.8 flaws that can allow remote attackers to read/write arbitrary files and cause denial of service.
EPSS 0.01 CVSS 9.8 CVE-2026-13623 CVE-2026-13635 CVE-2026-13639 CVE-2026-13666 CVE-2026-13673 CVE-2026-13683 CVE-2026-13684 CVE-2026-6205 Synology FI