CVE-2026-34009

EUVD-2026-101985
An improper isolation or compartmentalization vulnerability has been reported to affect Notes Station 3. If a local attacker gains an administrator account, they can then exploit the vulnerability to compromise the security of the system.

We have already fixed the vulnerability in the following version:
Notes Station 3 3.9.11 and later
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
qnapCNA
8.4 HIGH
LOCAL
LOW
HIGH
CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 3.08%
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
qnapnotes_station_3
3.9.0 ≤
𝑥
< 3.9.11
CNA
Common Weakness Enumeration
References
https://www.qnap.com/en/app-release-notes?keyword=Notes%20Station%203&app=NotesStation3&product-line=nas