CVE-2021-47918— Simple CMS 2.1 SQL Injection Vulnerability via Users Module
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I. Basic Information for CVE-2021-47918
Vulnerability Information
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Vulnerability Title
Simple CMS 2.1 SQL Injection Vulnerability via Users Module
Source: NVD (National Vulnerability Database)
Vulnerability Description
Simple CMS 2.1 contains a remote SQL injection vulnerability that allows privileged attackers to inject unfiltered SQL commands in the users module. Attackers can exploit unvalidated input parameters in the admin.php file to compromise the database management system and web application.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
SQL命令中使用的特殊元素转义处理不恰当(SQL注入)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Simple CMS SQL注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Simple CMS是Simple PHP Scripts开源的一个内容管理系统。 Simple CMS 2.1版本存在SQL注入漏洞，该漏洞源于admin.php文件中未验证的输入参数，可能导致SQL注入攻击。
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
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Simplephpscripts | Simple CMS | 2.1 | - |
II. Public POCs for CVE-2021-47918
| # | POC Description | Source Link | Shenlong Link |
|---|
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No public POC found.
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Same Patch Batch · Simplephpscripts · 2026-02-01 · 3 CVEs total
| CVE-2021-47919 | 6.4 MEDIUM | Simple CMS 2.1 Non-Persistent Cross-Site Scripting via Preview Parameter |
| CVE-2021-47917 | 6.4 MEDIUM | Simple CMS 2.1 Persistent Cross-Site Scripting via User Input Parameters |
IV. Related Vulnerabilities
Same product: Simple CMS
Same vendor: Simplephpscripts
- CVE-2021-47919
Simple CMS 2.1 Non-Persistent Cross-Site Scripting via Previ - CVE-2021-47917
Simple CMS 2.1 Persistent Cross-Site Scripting via User Inpu - CVE-2023-3540
SimplePHPscripts NewsLetter Script PHP URL Parameter preview - CVE-2023-3539
SimplePHPscripts Simple Forum PHP URL Parameter preview.php - CVE-2023-3538
SimplePHPscripts Photo Gallery PHP URL Parameter preview.php
Same weakness: CWE-89
- CVE-2021-47941
WordPress Plugin Survey & Poll 1.5.7.3 SQL Injection via sss - CVE-2021-47930
Balbooa Joomla Forms Builder 2.0.6 SQL Injection Unauthentic - CVE-2021-47928
Opencart TMD Vendor System 3.x Blind SQL Injection via produ - CVE-2026-8231
CodeAstro Online Catering Ordering System deleteorder.php sq - CVE-2025-14179
SQL injection in pdo_firebird via NUL bytes in quoted string
V. Comments for CVE-2021-47918
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