Medium severity5.5OSV Advisory· Published Jan 13, 2026· Updated Jun 17, 2026
CVE-2021-47749
CVE-2021-47749
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
32.2, 2.7, 3.4, …+ 2 more
- (no CPE)range: 2.2, 2.7, 3.4, …
- cpe:2.3:a:youphptube:youphptube:*:*:*:*:*:*:*:*range: <=7.8
- (no CPE)range: <=7.8
Patches
Vulnerability mechanics
References
3- www.exploit-db.com/exploits/51101nvdExploitThird Party AdvisoryVDB Entry
- www.vulncheck.com/advisories/youphptube-directory-traversalnvdThird Party Advisory
- web.archive.org/web/20170506141644/https://www.youphptube.com/nvdNot Applicable
News mentions
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