CVE-2021-47749
YouPHPTube <= 7.8 - Directory Traversal
- State
- Published
- Severity
- 8.7 High
- Published
- Jan 13, 2026
- Updated
- May 14, 2026
- Reserved
- Dec 31, 2025
Description
YouPHPTube <= 7.8 contains a local file inclusion vulnerability that allows unauthenticated attackers to access arbitrary files by manipulating the 'lang' parameter in GET requests. Attackers can exploit the path traversal flaw in locale/function.php to include and view PHP files outside the intended directory by using directory traversal sequences.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.7 High | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 5.5 Medium | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N | VulnCheck |
Weaknesses
- CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Affected Products
| Product | Versions |
|---|---|
YouPHPTubeYouPHPTube |
|
References
- ExploitDB-51101exploit
- Archived YouPHPTube Homepageproduct
- VulnCheck Advisory: YouPHPTube <= 7.8 - Directory Traversalthird-party-advisory
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