[CVE-2022-21221] CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Description
The package github.com/valyala/fasthttp before 1.34.0 are vulnerable to Directory Traversal via the ServeFile function, due to improper sanitization. It is possible to be exploited by using a backslash %5c character in the path. **Note:** This security issue impacts Windows users only.