CVE-2026-40538
CVSS Score
3.7
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-307 |
| Vendor | synology |
| Product | diskstation manager (dsm) |
| Published | Sep 18, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None
Affected Versions
Synology / DiskStation Manager (DSM)
7.3.2 < 7.3.2-86009-2 7.2.2 < 7.2.2-72806-7 7.2.1 < 7.2.1-69057-10
References
Credits
Andreas Rothenbacher (error401.de)