Web Page Generation Flaw in Synology DiskStation Manager Affects File Security
CVE-2026-13656

5.4MEDIUM

Key Information:

Vendor

Synology
Status
Diskstation Manager (dsm)
Vendor
CVE Published:
12 November 2026

What is CVE-2026-13656?

An input neutralization issue in the Audio Player component of Synology DiskStation Manager versions prior to 7.3.2-86009-5 and 7.4.1-90080-1 permits remote authenticated users to exploit this vulnerability, gaining unauthorized access to read or modify specific files. This could lead to potential data exposure or manipulation, underscoring the importance of timely software updates to mitigate such risks.

Affected Version(s)

DiskStation Manager (DSM) 7.4.1

DiskStation Manager (DSM) 7.4.1 < 7.4.1-90080-1

DiskStation Manager (DSM) 7.3.2 < 7.3.2-86009-5

References

https://www.synology.com/en-global/security/advisory/Syno...

CVSS V3.1

Score:
5.4
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

HAK-MZ Team
.