CVE-2026-4540— projectworlds Online Notes Sharing System Parameters login.php sql injection
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I. Basic Information for CVE-2026-4540
Vulnerability Information
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Vulnerability Title
projectworlds Online Notes Sharing System Parameters login.php sql injection
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability was detected in projectworlds Online Notes Sharing System 1.0. This issue affects some unknown processing of the file /login.php of the component Parameters Handler. The manipulation of the argument User results in sql injection. The attack can be executed remotely. The exploit is now public and may be used.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
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
Projectworlds Online Notes Sharing System 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Projectworlds Online Notes Sharing System是Projectworlds开源的一个在线笔记共享系统。 Projectworlds Online Notes Sharing System 1.0版本存在安全漏洞，该漏洞源于对文件/login.php中参数User的错误操作，可能导致SQL注入。
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 |
|---|---|---|---|---|
| projectworlds | Online Notes Sharing System | 1.0 | - |
II. Public POCs for CVE-2026-4540
| # | POC Description | Source Link | Shenlong Link |
|---|
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- Submit #774686: projectworlds Online Notes Sharing System 1.0 SQL Injectionthird-party-advisory
- CVE-2026-4540 projectworlds Online Notes Sharing System Parameters login.php sql injectionvdb-entrytechnical-description
- https://nvd.nist.gov/vuln/detail/CVE-2026-4540
IV. Related Vulnerabilities
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V. Comments for CVE-2026-4540
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