CVE-2026-40531
CVSS Score
4.3
EPSS Score
0.0%
EPSS Percentile
0th
An integer overflow or wraparound vulnerability in File Operation in Synology DiskStation Manager (DSM) before 7.2.1-69057-10, 7.2.2-72806-7 and 7.3.2-86009-2 allows remote authenticated users to conduct limited denial-of-service attacks.
| CWE | CWE-190 |
| Vendor | synology |
| Product | diskstation manager (dsm) |
| Published | Sep 18, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
Affected Versions
Synology / DiskStation Manager (DSM)
7.3 < 7.3.2-86009-2 7.2.2 < 7.2.2-72806-7 7.2.1 < 7.2.1-69057-10
References
Credits
Pumpkin (@u1f383) from DEVCORE Research Team