CVE-2026-4508— PbootCMS Member Login MemberController.php checkUsername sql injection
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I. Basic Information for CVE-2026-4508
Vulnerability Information
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Vulnerability Title
PbootCMS Member Login MemberController.php checkUsername sql injection
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability was identified in PbootCMS up to 3.2.12. The impacted element is the function checkUsername of the file apps/home/controller/MemberController.php of the component Member Login. The manipulation of the argument Username leads to sql injection. The attack may be initiated remotely. The exploit is publicly available and might 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
PbootCMS SQL注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
PbootCMS是PbootCMS开源的一款使用PHP语言开发的开源企业建站内容管理系统（CMS）。 PbootCMS 3.2.12及之前版本存在SQL注入漏洞，该漏洞源于Member Login组件文件apps/home/controller/MemberController.php中函数checkUsername对参数Username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 |
|---|---|---|---|---|
| - | PbootCMS | 3.2.0 | cpe:2.3:a:pbootcms:pbootcms:*:*:*:*:*:*:*:* |
II. Public POCs for CVE-2026-4508
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|---|
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- Submit #773900: 翱云科技 PbootCMS 3.2.12 SQL Injectionthird-party-advisory
- CVE-2026-4508 PbootCMS Member Login MemberController.php checkUsername sql injectionvdb-entrytechnical-description
- https://nvd.nist.gov/vuln/detail/CVE-2026-4508
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