Vulnerability · Published Jan 13, 2026 · Assigned by VulnCheck
CVE-2021-47750YouPHPTube <= 7.8 - Cross-Site Scripting
Medium 6.1
In plain English
A medium-severity cross-site scripting in YouPHPTube from YouPHPTube. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 30% of all known vulnerabilities).
Severity (CVSS 3.1)6.1Medium
Exploit odds (30 days)0.4%top 69.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| YouPHPTube | YouPHPTube | 0 – through 7.8 |
Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
References
- ExploitDB-51101 exploit
- Archived YouPHPTube Homepage product
- VulnCheck Advisory: YouPHPTube <= 7.8 - Cross-Site Scripting third-party-advisory