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I. Basic Information for CVE-2021-27520
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A cross-site scripting (XSS) issue in FUDForum 3.1.0 allows remote attackers to inject JavaScript via index.php in the "author" parameter.
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
FUDForum 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
FUDForum是一套基于PHP的开源论坛软件。 FUDForum 3.1.0 存在跨站脚本漏洞，该漏洞允许远程攻击者通过index.php的“author”参数注入JavaScript。
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
-n/a n/a -
II. Public POCs for CVE-2021-27520
#POC DescriptionSource LinkShenlong Link
1FUDForum 3.1.0 contains a cross-site scripting vulnerability. An attacker can inject JavaScript via index.php in the author parameter, thereby possibly stealing cookie-based authentication credentials and launching other attacks. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-27520.yamlPOC Details
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III. Intelligence Information for CVE-2021-27520
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IV. Related Vulnerabilities
Same product: n/a
Same vendor: n/a
V. Comments for CVE-2021-27520

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