CVE-2026-40455— SQL Injection in LMS
Quick assessment
Affected
LMS LMS
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.
lms是lms个人开发者开源的一款学习管理系统软件。 LMS存在SQL注入漏洞，该漏洞源于tarifflist.php模块中POST“tg[]”参数清理不足，可能导致已认证的攻击者执行基于错误的SQL注入，提取敏感数据库信息。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-40455
Vulnerability Information
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Vulnerability Title
SQL Injection in LMS
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
SQL命令中使用的特殊元素转义处理不恰当(SQL注入)
Source: CVE Program / CVE List V5
Vulnerability Title
lms SQL注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
lms是lms个人开发者开源的一款学习管理系统软件。 LMS存在SQL注入漏洞，该漏洞源于tarifflist.php模块中POST“tg[]”参数清理不足，可能导致已认证的攻击者执行基于错误的SQL注入，提取敏感数据库信息。
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
II. Public POCs for CVE-2026-40455
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Patches & Fixes for CVE-2026-40455 (1)
Security Blog Posts for CVE-2026-40455 (1)
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🔗 Podatności w oprogramowaniu LMS | CERT Polska third-party-advisory
Vendor Pages for CVE-2026-40455 (1)
Same Patch Batch · LMS · 2026-06-18 · 3 CVEs total
| CVE-2026-40456 | OS Command Injection in LMS | |
| CVE-2026-40457 | Reflected XSS in LMS |
IV. Related Vulnerabilities
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Same weakness: CWE-89
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AipexBase through commit 690adb9 SQL Injection via /api/data -
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WebVella ERP through 1.8.8 SQL Injection via EQL Query API -
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V. Comments for CVE-2026-40455
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