CVE-2021-47914CWE-79

PHP Melody 3.0 Persistent XSS Vulnerability via Edit Video Parameter

Medium · published February 1, 2026

CVSS v4.0
5.1
EPSS
0%
Percentile
27.5
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
5.1 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N
EPSS
0.00350 · 27.5th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2026-02-01T12:15Z
EPSS history
Timeline
  • 01 FEB 12:15Z
    PHP Melody 3.0 Persistent XSS Vulnerability via Edit Video Parameter
    cvelistv5