Which versions of Smart Connect are affected by CVE-2026-1653?

Organizations using A potential divide by zero vulnerability should be aware of moderate risk from CVE-2026-1653 rated CVSS 5.5. Exploitation could compromise the security of affected deployments.

How to fix or mitigate CVE-2026-1653?

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

Smart Connect CVE-2026-1653

Q: What is the CVSS score of CVE-2026-1653?

CVE-2026-1653 has a CVSS 4.0 base score of 6.8 (Medium). CVSS vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X. EPSS exploitation probability: 0.0%.

MEDIUM

Divide By Zero (CWE-369)

2026-03-11 psirt@lenovo.com

Information Disclosure Microsoft Lenovo Smart Connect

6.8

CVSS 4.0 · Vendor: lenovo

Severity by source

Vendor (lenovo) PRIMARY

6.8 MEDIUM

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

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

CVSS VectorVendor: lenovo

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Lifecycle Timeline

CVSS changed

Aug 20, 2026 - 17:22 NVD

5.5 (MEDIUM) 6.8 (MEDIUM)

Analysis Generated

Mar 12, 2026 - 22:07 vuln.today

CVE Published

Mar 11, 2026 - 21:16 nvd

MEDIUM 5.5

DescriptionCVE.org

A potential divide by zero vulnerability was reported in the Lenovo Virtual Bus driver used in Smart Connect that could allow a local authenticated user to cause a Windows blue screen error.

AnalysisAI

The Lenovo Virtual Bus driver in Smart Connect contains a divide-by-zero flaw that enables local authenticated users to trigger a system crash (blue screen). No patch is currently available, leaving affected Windows systems vulnerable to denial-of-service attacks by privileged local users.

Technical ContextAI

Classified as CWE-369 (Divide By Zero). A potential divide by zero vulnerability was reported in the Lenovo Virtual Bus driver used in Smart Connect that could allow a local authenticated user to cause a Windows blue screen error.