CVE-2026-19048

HIGHCVSS 8.1/10

Last modified

CVE-2026-19048 is a high-severity vulnerability rated 8.1/10 on the CVSS scale. 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..

Description

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.

Metrics

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
SynologyDiskStation Manager (DSM)>= 7.4.1, < 7.4.1-90080-1; >= 7.3.2, < 7.3.2-86009-5; < 7.3.2

References

Timeline

Published
Last Modified
Status
Received

Frequently Asked Questions

What is 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.
How severe is CVE-2026-19048?
CVE-2026-19048 has a CVSS score of 8.1/10 (HIGH severity).
How do I fix CVE-2026-19048?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST