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CVE-2022-21221

Directory Traversal

CVSS 5.9 MEDIUMEPSS 2.5%
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.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Affected products
n/a · github.com/valyala/fasthttp

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References
https://github.com/valyala/fasthttp/commit/15262ecf3c602364639d465daba1e7f3604d00e8https://github.com/valyala/fasthttp/commit/6b5bc7bb304975147b4af68df54ac214ed2554c1https://github.com/valyala/fasthttp/issues/1226https://github.com/valyala/fasthttp/releases/tag/v1.34.0https://snyk.io/vuln/SNYK-GOLANG-GITHUBCOMVALYALAFASTHTTP-2407866