What is CVE-2026-2640?

CVE-2026-2640 is a medium-severity vulnerability in Lenovo Pc Manager, classified under Improper Privilege Management. CVSS score: 5.5/10. Published 2026-03-11.

How severe is CVE-2026-2640?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Privilege escalation in Lenovo Pc Manager

CVE-2026-2640

During an internal security assessment, a potential vulnerability was discovered in Lenovo PC Manager that could allow a local authenticated user to terminate privileged processes.

Vulnerability class: Privilege Escalation

Published 2026-03-11 · last modified 2026-08-24.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.001 (1.8th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 2nd percentile — 1.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: +0.000

Affected products

Lenovo Pc Manager — versions 0
Lenovo Pcmanager

Weakness classification (CWE)

CWE-269 — Improper Privilege Management

References

iknow.lenovo.com.cn/detail/438816 (Vendor Advisory)

Frequently asked questions

What is CVE-2026-2640?: CVE-2026-2640 is a medium-severity vulnerability in Lenovo Pc Manager, classified under Improper Privilege Management. CVSS score: 5.5/10. Published 2026-03-11.
How severe is CVE-2026-2640?: Medium severity. CVSS v3 base score is 5.5 out of 10.