Vulnerability in Lenovo Tab Extreme (Tb570zu)

CVE-2026-89057

A potential authentication bypass vulnerability was reported in some Lenovo tablets that could allow a user with physical access to gain unauthorized device access.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-89057?
CVE-2026-89057 is a medium-severity vulnerability in Lenovo Tab Extreme (Tb570zu), classified under Authentication Bypass Using an Alternate Path or Channel. CVSS score: 6.8/10. Published 2026-10-16.
How severe is CVE-2026-89057?
Medium severity. CVSS v3 base score is 6.8 out of 10.