Unrated severityNVD Advisory· Published Feb 24, 2026· Updated Feb 24, 2026

CVE-2026-3091

Description

An uncontrolled search path element vulnerability in Synology Presto Client before 2.1.3-0672 allows local users to read or write arbitrary files during installation by placing a malicious DLL in advance in the same directory as the installer.

Affected products

Synology/Presto Clientllm-create
Range: <2.1.3-0672
Synology/Synology Presto Clientv5
Range: *

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

www.synology.com/en-global/security/advisory/Synology_SA_26_02mitrevendor-advisory

News mentions

No linked articles in our index yet.

cvss	0.000
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000