CVE-2026-40538

published 2026-09-18

CVE-2026-40538: An improper restriction of excessive authentication attempts vulnerability in Auto block in Synology DiskStation Manager (DSM) before 7.2.1-69057-10…

Priority P4 21 low 3.7 CVSS 3.1

AV N AC H PR N UI N S U C L I N A N

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.

Affected

3 ranges

Vendor	Product	Version range	Fixed in
synology	diskstation_manager	>= 7.2.1 < 7.2.1-69057-10	7.2.1-69057-10
synology	diskstation_manager	>= 7.2.2 < 7.2.2-72806-7	7.2.2-72806-7
synology	diskstation_manager	>= 7.3.2 < 7.3.2-86009-2	7.3.2-86009-2

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CWE-307