The package github.com/valyala/fasthttp before 1.34.0 is 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.
{
"nvd_published_at": "2022-03-17T12:15:00Z",
"severity": "HIGH",
"cwe_ids": [
"CWE-22"
],
"github_reviewed_at": "2022-03-18T22:58:55Z",
"github_reviewed": true
}