Lenovo Idea Tab improper authentication

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Lenovo Idea Tab, Idea Tab Pro, Legion Tab, Tab Extreme, Tab K11, Tab K11 Gen 2, Tab K11 Plus, Tab K11 Plus LTE ROW, Tab K11 Plus WIFI ROW, Tab M10 5G, Tab M11, Tab One, Tab P12, Tab Plus, Tab with Clear Case, Tab with Folio Case, Tab K9, Yoga Tab and Yoga Tab Plus. The impacted element is an unknown function. This manipulation causes improper authentication. This vulnerability is handled as CVE-2026-89057. It is possible to launch the attack on the local host. There is not any exploit available.

Detailsinfo

A vulnerability classified as problematic was found in Lenovo Idea Tab, Idea Tab Pro, Legion Tab, Tab Extreme, Tab K11, Tab K11 Gen 2, Tab K11 Plus, Tab K11 Plus LTE ROW, Tab K11 Plus WIFI ROW, Tab M10 5G, Tab M11, Tab One, Tab P12, Tab Plus, Tab with Clear Case, Tab with Folio Case, Tab K9, Yoga Tab and Yoga Tab Plus. Affected by this vulnerability is some unknown processing. The manipulation with an unknown input leads to a improper authentication vulnerability. The CWE definition for the vulnerability is CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

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

The advisory is shared at support.lenovo.com. This vulnerability is known as CVE-2026-89057 since 09/10/2026. The exploitation appears to be easy. An attack has to be approached locally. Neither technical details nor an exploit are publicly available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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Vendor

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 6.0
VulDB Meta Temp Score: 6.0

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.8
CNA Vector (lenovo): 🔒

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
CAPEC: 🔒
ATT&CK: 🔒

Physical: Yes
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

09/10/2026 CVE reserved
10/15/2026 +35 days VulDB entry created
10/16/2026 +0 days Advisory disclosed
10/16/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: lenovo.com

Advisory: support.lenovo.com
Status: Confirmed

CVE: CVE-2026-89057 (🔒)
GCVE (CVE): GCVE-0-2026-89057
GCVE (VulDB): GCVE-100-421021

Entryinfo

Created: 10/16/2026 01:48
Changes: 10/16/2026 01:48 (72)
Complete: 🔍
Cache ID: 216::103

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