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Smart Connect EUVDEUVD-2026-44974

| CVE-2026-6511 MEDIUM
Missing Authentication for Critical Function (CWE-306)
2026-07-16 lenovo GHSA-8g48-f3xj-wjwv
6.8
CVSS 4.0 · Vendor: lenovo
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Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A07:2025 - Authentication Failures
ASVS 5.0
V6 - Authentication Authentication required for critical functions
MITRE ATT&CK

1 technique across 1 tactic: Initial Access

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
Patch available 0.1% exploitation probability (EPSS)

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AnalysisAIv1 – Jul 16, 2026

Lenovo Smart Connect for Windows exposes an improper access control flaw that permits a local authenticated user to read files belonging to other users on the same machine. Discovered through Lenovo's own internal security assessment and documented under advisory LEN-218281, the flaw carries a CVSS 4.0 score of 6.8 with a local, low-privilege attack vector and high confidentiality impact. No public exploit code and no CISA KEV listing exist at time of analysis, limiting immediate risk to multi-user Windows environments where Lenovo Smart Connect is installed.

Affected VersionsENISA

Smart Connect 0 <09.0.2.003.000

Affected Packages

euvd smart_connect fix: 09.0.2.003.000

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (lenovo) PRIMARY 6.8 MEDIUM
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Primary rating from Vendor (lenovo) · only source for this CVE.

CVSS VectorVendor: lenovo

Attack Vector
Local
Attack Complexity
Low
Attack Requirements
None
Privileges Required
Low
User Interaction
None
Vulnerable system: Confidentiality
High
Vulnerable system: Integrity
None
Vulnerable system: Availability
None
Subsequent system: Confidentiality
None
Subsequent system: Integrity
None
Subsequent system: Availability
None

Lifecycle Timeline

2
Patch available
Jul 16, 2026 - 18:18 EUVD
CVE Published
Jul 16, 2026 - 16:48 cve.org
MEDIUM 6.8

DescriptionCVE.org

During an internal security assessment, a potential improper access control vulnerability was discovered in Lenovo Smart Connect for Windows that could allow a local authenticated user to access files owned by a different user on the same system.

Threat Intelligence Overview

EPSS Score
0.1%
Top 97% exploitable
Data Quality
6 sources
Confidence: High

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 0.1%
Patch available Yes
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Defer
Exploitation
None
System Exposure· derived
Small
Automatable
No
Human Impact· derived
Medium
Technical Impact
Partial

Priority Score

34
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +34
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

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