CVE-2026-40455: SQL Injection in LMS

Severity: high (CVSS 8.6 v4.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-06-18 · updated 2026-06-22
Weakness: CWE-89

Description

An SQL Injection vulnerability exists in LMS (LAN Management System) before commit 4cb30a7 within the "tarifflist.php" module due to insufficient sanitization of the POST "tg[]" parameter. The application directly concatenates user-supplied array values into an SQL query using "implode()", allowing authenticated attackers to perform Error-Based SQL injection and extract sensitive database information.

References

https://cert.pl/posts/2026/06/CVE-2026-40455
https://github.com/chilek/lms/commit/4cb30a70e7e3d8a0ea53afa2dbef19d5243d449b
https://lms.org.pl/

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