What is CVE-2026-1652?

CVE-2026-1652 is a medium-severity vulnerability in Lenovo Smart Connect, classified under Heap-based Buffer Overflow. CVSS score: 6.1/10. Published 2026-03-11.

How severe is CVE-2026-1652?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Buffer overflow in Lenovo Smart Connect

CVE-2026-1652

A potential buffer overflow vulnerability was reported in the Lenovo Virtual Bus driver used in Smart Connect that could allow a local authenticated user to corrupt memory and cause a Windows blue screen error.

Vulnerability class: Buffer Overflow

EPSS: 0.000 (6.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H.

Affected products

Lenovo Smart Connect — versions 0

Weakness classification (CWE)

CWE-122 — Heap-based Buffer Overflow

References

support.lenovo.com/us/en/product_security/LEN-209683

Frequently asked questions

What is CVE-2026-1652?: CVE-2026-1652 is a medium-severity vulnerability in Lenovo Smart Connect, classified under Heap-based Buffer Overflow. CVSS score: 6.1/10. Published 2026-03-11.
How severe is CVE-2026-1652?: Medium severity. CVSS v3 base score is 6.1 out of 10.