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CVE-2026-8637

Quick assessment

Affected
Lenovo LanSchool Classic
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Lenovo LanSchool Classic是中国联想（Lenovo）公司的一款课堂教学管理软件。 Lenovo LanSchool Classic存在代码问题漏洞，该漏洞源于潜在的不受控制的搜索路径，可能导致本地经过身份验证的用户以提升的权限执行任意代码。

CVSS 7.8 · High EPSS 0.19% · P8

Possible ATT&CK Techniques 1 AI

T1528 · Steal Application Access Token

Affected Version Matrix 1

VendorProduct Version RangeStatus
Lenovo LanSchool Classic < 9.3.1.30 affected
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I. Basic Information for CVE-2026-8637

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A potential uncontrolled search path vulnerability was reported in the LanSchool Classic client application that could allow a local authenticated user to execute arbitrary code with elevated privileges.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
对搜索路径元素未加控制
Source: CVE Program / CVE List V5
Vulnerability Title
Lenovo LanSchool Classic 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Lenovo LanSchool Classic是中国联想（Lenovo）公司的一款课堂教学管理软件。 Lenovo LanSchool Classic存在代码问题漏洞，该漏洞源于潜在的不受控制的搜索路径，可能导致本地经过身份验证的用户以提升的权限执行任意代码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Lenovo LanSchool Classic 0 ~ 9.3.1.30 -

II. Public POCs for CVE-2026-8637

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III. Intelligence Information for CVE-2026-8637

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Vendor Advisories for CVE-2026-8637 (1)

Same Patch Batch · Lenovo · 2026-06-10 · 6 CVEs total

CVE-2026-9045 7.8 HIGH Lenovo Accessories and Display Manager for Enterprise 访问控制错误漏洞
CVE-2026-6090 7.0 HIGH Lenovo Smart Connect 安全漏洞
CVE-2025-10238 6.7 MEDIUM Lenovo ThinkPad 缓冲区错误漏洞
CVE-2025-10237 6.7 MEDIUM Lenovo ThinkPad 加密问题漏洞
CVE-2026-7516 4.3 MEDIUM Lenovo Android Application 安全漏洞

IV. Related Vulnerabilities

Same vendor: Lenovo
Same weakness: CWE-427

V. Comments for CVE-2026-8637

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