CVE-2021-47750

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-47750
YouPHPTube <= 7.8 contains a cross-site scripting vulnerability that allows attackers to inject malicious scripts through the redirectUri parameter in the signup page. Attackers can craft special signup URLs with embedded script tags to execute arbitrary JavaScript in victims' browsers when they access the signup page.

6.1 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References
Link Resource
https://web.archive.org/web/20170506141644/https://www.youphptube.com/ Not Applicable
https://www.exploit-db.com/exploits/51101 Exploit Third Party Advisory VDB Entry
https://www.vulncheck.com/advisories/youphptube-cross-site-scripting Third Party Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:youphptube:youphptube:*:*:*:*:*:*:*:*
History

17 Jun 2026, 04:18

Type Values Removed Values Added
Summary
  • (es) YouPHPTube &lt;= 7.8 contiene una vulnerabilidad de cross-site scripting que permite a los atacantes inyectar scripts maliciosos a través del parámetro redirectUri en la página de registro. Los atacantes pueden crear URLs de registro especiales con etiquetas de script incrustadas para ejecutar JavaScript arbitrario en los navegadores de las víctimas cuando acceden a la página de registro.

22 Jan 2026, 20:27

Type Values Removed Values Added
CPE cpe:2.3:a:youphptube:youphptube:*:*:*:*:*:*:*:*
First Time Youphptube
Youphptube youphptube
References () https://web.archive.org/web/20170506141644/https://www.youphptube.com/ - () https://web.archive.org/web/20170506141644/https://www.youphptube.com/ - Not Applicable
References () https://www.exploit-db.com/exploits/51101 - () https://www.exploit-db.com/exploits/51101 - Exploit, Third Party Advisory, VDB Entry
References () https://www.vulncheck.com/advisories/youphptube-cross-site-scripting - () https://www.vulncheck.com/advisories/youphptube-cross-site-scripting - Third Party Advisory

13 Jan 2026, 23:15

Type Values Removed Values Added
New CVE
Information

Published : 2026-01-13 23:15

Updated : 2026-06-17 04:18

NVD link : CVE-2021-47750

Mitre link : CVE-2021-47750

CVE.ORG link : CVE-2021-47750

JSON object : View

Products Affected

youphptube

  • youphptube
CWE
CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')