CVE-2026-40531: Integer Overflow or Wraparound in Synology DiskStation Manager (DSM)
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.
CVE-2026-40531: Integer Overflow or Wraparound in Synology DiskStation Manager (DSM)
Description
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.
CVSS v3.1
Score 4.3medium
Affected software
Synology
DiskStation Manager (DSM)
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- synology
- Date Reserved
- 2026-04-14T01:01:14.606Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6aad91cd55bf5e2cf571919c
Added to database: 09/18/2026, 19:32:29 UTC
Last updated: 09/18/2026, 19:32:29 UTC
Views: 1
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