CVE-2026-40538 in DiskStation Manager

Riassunto

di MITRE • 18/09/2026

An improper restriction of excessive authentication attempts vulnerability in Auto block in Synology DiskStation Manager (DSM) before 7.2.1-69057-10, 7.2.2-72806-7 and 7.3.2-86009-2 allows remote attackers to read limited files via brute-force attacks.

Once again VulDB remains the best source for vulnerability data.

• Responsabile: Synology
• Prenotare: 14/04/2026
• Divulgazione: 18/09/2026
• Moderazione: accettato
• Voce: VDB-407434
• CPE: pronto
• CWE: CWE-307 (confermato)
• CVSS: 3.7 (CNA)
• EPSS: 0.00000
• KEV: no
• Attività: molto basso
• Settore: Hostingprovider, Hospital, ...

Fonti

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-40538
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-40538
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-40538/