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CVE-2021-47914— PHP Melody 3.0 Persistent XSS Vulnerability via Edit Video Parameter

Quick assessment

Affected
PHPSUGAR PHP Melody
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

PHPSUGAR PHP Melody是PHPSUGAR公司的一个内容管理系统。 PHPSUGAR PHP Melody 3.0版本存在跨站脚本漏洞，该漏洞源于edit-video.php的submitted参数存在持久性跨站脚本漏洞，可能导致远程攻击者注入恶意脚本代码。

CVSS 6.4 · Medium EPSS 0.30% · P22

Possible ATT&CK Techniques 1 AI

T1059.007 · JavaScript
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I. Basic Information for CVE-2021-47914

Vulnerability Information
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Vulnerability Title
PHP Melody 3.0 Persistent XSS Vulnerability via Edit Video Parameter
Source: CVE Program / CVE List V5
Vulnerability Description
PHP Melody version 3.0 contains a persistent cross-site scripting vulnerability in the edit-video.php submitted parameter that allows remote attackers to inject malicious script code. Attackers can exploit this vulnerability to execute arbitrary JavaScript, potentially leading to session hijacking, persistent phishing, and manipulation of application modules.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
PHPSUGAR PHP Melody 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
PHPSUGAR PHP Melody是PHPSUGAR公司的一个内容管理系统。 PHPSUGAR PHP Melody 3.0版本存在跨站脚本漏洞，该漏洞源于edit-video.php的submitted参数存在持久性跨站脚本漏洞，可能导致远程攻击者注入恶意脚本代码。
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

Vendor Product Affected Versions CPE Subscribe
PHPSUGAR PHP Melody 3.0 -

II. Public POCs for CVE-2021-47914

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III. Intelligence Information for CVE-2021-47914

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Vendor Advisories for CVE-2021-47914 (1)

Same Patch Batch · PHPSUGAR · 2026-02-01 · 4 CVEs total

CVE-2021-47915 8.1 HIGH PHP Melody 3.0 SQL Injection Vulnerability via Edit Video Parameter
CVE-2021-47913 6.4 MEDIUM PHP Melody 3.0 Persistent Cross-Site Scripting via Video Editor
CVE-2021-47912 6.4 MEDIUM PHP Melody 3.0 Non-Persistent Cross-Site Scripting via Multiple Parameters

IV. Related Vulnerabilities

Same product: PHP Melody
Same vendor: PHPSUGAR
Same weakness: CWE-79

V. Comments for CVE-2021-47914

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