CVE-2025-66593EPSS p0.4%

CVE-2025-66593CVE-2025-66593

synology / assistant

Description

An origin validation error vulnerability in Synology Assistant before 7.0.6-50085 allows local users to write arbitrary files with restricted content and conduct denial-of-service during installation.

Scoring

CVSS 6.1 ()
VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H
EPSS0.09% probability of exploitation · percentile 0.4% · 2026-06-19T12:03:05Z
Last modified2026-06-02

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.