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I. Basic Information for CVE-2024-12878
Vulnerability Information
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Vulnerability Title
Custom Block Builder – Lazy Blocks < 3.8.3 - Reflected XSS
Source: NVD (National Vulnerability Database)
Vulnerability Description
The Custom Block Builder WordPress plugin before 3.8.3 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
WordPress plugin Custom Block Builder 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress和WordPress plugin都是WordPress基金会的产品。WordPress是一套使用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是一个应用插件。 WordPress plugin Custom Block Builder 3.8.3之前版本存在安全漏洞，该漏洞源于对用户的清理和转义不足。
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
UnknownCustom Block Builder 0 ~ 3.8.3 -
II. Public POCs for CVE-2024-12878
#POC DescriptionSource LinkShenlong Link
1Custom Block Builder WordPress plugin < 3.8.3 contains a reflected cross-site scripting caused by lack of sanitization and escaping of a parameter before output, letting attackers execute malicious scripts in high privilege users' browsers, exploit requires victim to load malicious page. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2024/CVE-2024-12878.yamlPOC Details
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III. Intelligence Information for CVE-2024-12878
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IV. Related Vulnerabilities
Same vendor: Unknown
V. Comments for CVE-2024-12878

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