CVE-2026-6511: CWE-306: Missing Authentication for Critical Function in Lenovo Smart Connect
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.
AI Analysis
Technical Summary
CVE-2026-6511 is an improper access control vulnerability (CWE-306) in Lenovo Smart Connect for Windows. It permits a local authenticated user to bypass intended access restrictions and access files belonging to other users on the same system. The issue arises from missing authentication checks on a critical function within the product. The CVSS 4.0 vector indicates low attack complexity and privileges required, no user interaction, and high impact on confidentiality. No vendor advisory or patch information is currently available.
Potential Impact
The vulnerability could lead to unauthorized disclosure of files owned by other users on the affected system, compromising confidentiality. Since the attacker must be a local authenticated user, remote exploitation is not applicable. There is no indication of impact on integrity or availability.
Mitigation Recommendations
Patch status is not yet confirmed — check the Lenovo vendor advisory for current remediation guidance. Until an official fix is released, limit local user access and privileges to trusted users only.
CVE-2026-6511: CWE-306: Missing Authentication for Critical Function in Lenovo Smart Connect
Description
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.
CVSS v4.0
Score 6.8medium
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-6511 is an improper access control vulnerability (CWE-306) in Lenovo Smart Connect for Windows. It permits a local authenticated user to bypass intended access restrictions and access files belonging to other users on the same system. The issue arises from missing authentication checks on a critical function within the product. The CVSS 4.0 vector indicates low attack complexity and privileges required, no user interaction, and high impact on confidentiality. No vendor advisory or patch information is currently available.
Potential Impact
The vulnerability could lead to unauthorized disclosure of files owned by other users on the affected system, compromising confidentiality. Since the attacker must be a local authenticated user, remote exploitation is not applicable. There is no indication of impact on integrity or availability.
Mitigation Recommendations
Patch status is not yet confirmed — check the Lenovo vendor advisory for current remediation guidance. Until an official fix is released, limit local user access and privileges to trusted users only.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- lenovo
- Date Reserved
- 2026-04-17T13:03:29.141Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a590f0d68715ace43615190
Added to database: 07/16/2026, 17:04:13 UTC
Last enriched: 07/16/2026, 17:18:34 UTC
Last updated: 07/16/2026, 20:28:53 UTC
Views: 9
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