CVE-2026-40456

OS Command Injection in LMS

Published Jun 18, 2026 CVSS 4.0 · 8.6 High EPSS < 1% KEV · Not listed
Description
An OS Command Injection vulnerability exists in LMS (LAN Management System) before commit 9fcb4de due to an IP address parameter being passed to the "exec()" function without proper validation, allowing attackers to execute arbitrary operating system commands.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Lms
Lms lms
Vendors & Products Lms
Lms lms
Type Values Removed Values Added
Description An OS Command Injection vulnerability exists in LMS (LAN Management System) before commit 9fcb4de due to an IP address parameter being passed to the "exec()" function without proper validation, allowing attackers to execute arbitrary operating system commands.
Title OS Command Injection in LMS
Weaknesses CWE-78
References
Metrics cvssV4_0

{'score': 8.6, 'vector': 'CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
CERT-PL
Published
Updated
Jun 18, 2026, 12:29 PM
Reserved
Apr 13, 2026, 9:36 AM
Status
Deferred
Published
Jun 18, 2026, 2:17 PM
Modified
Jun 22, 2026, 5:49 PM