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I. Basic Information for CVE-2021-25082
Vulnerability Information
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Vulnerability Title
Popup Builder < 4.0.7 - LFI to RCE
Source: NVD (National Vulnerability Database)
Vulnerability Description
The Popup Builder WordPress plugin before 4.0.7 does not validate and sanitise the sgpb_type parameter before using it in a require statement, leading to a Local File Inclusion issue. Furthermore, since the beginning of the string can be controlled, the issue can lead to RCE vulnerability via wrappers such as PHAR
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: NVD (National Vulnerability Database)
Vulnerability Title
WordPress plugin Popup Builder 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress是Wordpress基金会的一套使用PHP语言开发的博客平台。该平台支持在PHP和MySQL的服务器上架设个人博客网站。WordPress plugin是WordPress开源的一个应用插件。 WordPress plugin Popup Builder 4.0.7之前版本存在路径遍历漏洞，该漏洞源于插件在在require语句中使用sgpb类型参数之前并没有进行验证和清理，攻击者可利用该漏洞执行远程代码。
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
VendorProductAffected VersionsCPESubscribe
UnknownPopup Builder – Create highly converting, mobile friendly marketing popups. 4.0.7 ~ 4.0.7 -
II. Public POCs for CVE-2021-25082
#POC DescriptionSource LinkShenlong Link
1Popup Builder WordPress plugin before 4.0.7 contains a local file inclusion caused by unsanitized 'sgpb_type' parameter in require statement, letting attackers include arbitrary local files or execute code via wrappers like PHAR, exploit requires attacker to control 'sgpb_type' parameter. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-25082.yamlPOC Details
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III. Intelligence Information for CVE-2021-25082
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IV. Related Vulnerabilities
Same product: Popup Builder – Create highly converting, mobile friendly marketing popups.
Same vendor: Unknown
Same weakness: CWE-22
V. Comments for CVE-2021-25082

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