High severity · published Jun 10, 2026
CVE-2026-8637
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…
7.8
CVSS
0.1%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 3% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LC
LanSchool Classic · Lenovo
before 9.3.1.30 · source: vendor