Vulnerability record/PUBLISHED/Published Nov 12, 2026 03:33:17 UTC

CVE-2026-19048

An improper link resolution before file access vulnerability in the thumb in Synology DiskStation Manager (DSM) before 7.3.2-86009-5 and 7.4.1-90080-1 allows remote authenticated users to write arbitrary files and conduct denial-of-service attacks.

Base score8.1/ 10

SeverityHighCVSS 3.1

Exploitability / impact

CVSS metric breakdown

Vector-derived attributes

Base severityHigh

Attack vectorNetworkAV

Attack complexityLowAC

Privileges requiredLowPR

User interactionNoneUI

ScopeUnchangedS

Confidentiality impactNoneC

Integrity impactHighI

Availability impactHighA

CVSS vector stringCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

CVSS communicates standardized severity and impact characteristics. It does not establish whether a system is exploitable in your specific environment.

Record context

CVE Numbering Authoritysynology

Last updatedNov 12, 2026 03:33:17 UTC

PublishedNov 12, 2026 03:33:17 UTC

ReservedAug 6, 2026 07:41:45 UTC

Credits

Name: chwrld (@chwrld24) Website: https://x.com/chwrld24