Vulnerability record · CVE-2026-8637 · published 10 June 2026

CVE-2026-8637: Uncontrolled search path element vulnerability

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.

8.5 CVSS 4.0 High EPSS 0.19% · top 92.1% CWE-427 · Uncontrolled search path element Awaiting Analysis

8.5CVSS 4.0 base score

0.19%EPSS exploitation probability, 30 days

NoNot in CISA KEV

0Affected product versions listed by NVD

1References

17 Jun 2026Last modified by NVD

Description

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

Link	Tags
https://support.lenovo.com/us/en/product_security/LEN-217400

Track CVE-2026-8637 inside VULONE

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.8CVE-2020-3433Cisco AnyConnect Windows client DLL hijacking via IPC channelCisco AnyConnect Secure Mobility Client for Windows fails to properly validate resources loaded at run time, allowing a DLL hijacking attack through …KEVEPSS 10%analysed17 Aug 2020 6.5CVE-2020-3153Cisco AnyConnect Windows Installer Path Handling Privilege EscalationThe Cisco AnyConnect Secure Mobility Client for Windows installer mishandles directory paths, letting an authenticated local user copy attacker-suppl…KEVEPSS 28%analysed19 Feb 2020

Source: NIST National Vulnerability Database (record CVE-2026-8637), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.