CVE-2026-3091

MEDIUM
2026-02-24 [email protected]
6.7
CVSS 3.1
Share

CVSS Vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
Attack Vector
Local
Attack Complexity
High
Privileges Required
Low
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 21:55 vuln.today
CVE Published
Feb 24, 2026 - 03:16 nvd
MEDIUM 6.7

Tags

Synology Presto Client

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.

Analysis

Synology Presto Client versions prior to 2.1.3-0672 are vulnerable to DLL hijacking during installation, enabling local attackers with user privileges to read or write arbitrary files by placing malicious libraries in the installer directory. The vulnerability requires user interaction and local access but grants high-impact capabilities including confidentiality and integrity violations. …

Sign in for full analysis, threat intelligence, and remediation guidance.

Remediation

Within 30 days: Identify affected systems running Synology Presto Client and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Sign in for detailed remediation steps.

Full analysis requires sign-in

Get intelligence summaries, risk assessment, exploit details, threat intel, and remediation guidance.

Sign in - Free

Priority Score

34
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +34
POC: 0

Share

CVE-2026-3091 vulnerability details – vuln.today
Back

This site uses cookies essential for authentication and security. No tracking or analytics cookies are used. Privacy Policy