YouPHPTube <= 7.8 - Directory Traversal
Priority HIGH 77CWE-22Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-22 and the CVSS impact.
Summary
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.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.01828 78th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| YouPHPTube | YouPHPTube | up to 7.8 | — | No fix listed | CNA |
- YouPHPTube VendorYouPHPTube Affected up to 7.8 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:youphptube:youphptube:*:*:*:*:*:*:*:* | up to 7.8 | Vulnerable | YouPHPTube |
- cpe:2.3:a:youphptube:youphptube:*:*:*:*:*:*:*:* Versions up to 7.8 Vulnerable ·YouPHPTube
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-47749
- 2026-10-03 Alias added: GHSA-wh68-5mwp-jcp3
References
Exploit 1
Other 1
More Youphptube vulnerabilities
- TI-2019-12114 In YouPHPTube 7.4, the file install/checkConfiguration.php has no access control, which… CVSS 3.1CRITICAL 9.8
- TI-2021-22367 YouPHPTube <= 7.8 - Cross-Site Scripting CVSS 4.0MEDIUM 5.1
- TI-2019-13501 An issue was discovered in YouPHPTube through 7.7. CVSS 3.1CRITICAL 9.8
- TI-2019-03607 SQL injection in YouPHPTube CVSS 3.1CRITICAL 10.0
- TI-2019-03572 SQL injection in YouPHPTube CVSS 3.1CRITICAL 9.9
- TI-2019-03606 SQL injection in YouPHPTube CVSS 3.1HIGH 8.9
Sources
- CVE-2021-47749 · CVE Program
- CVE-2021-47749 · NVD
- FIRST EPSS
- GHSA-wh68-5mwp-jcp3 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences