CVE-2022-25931: easy-static-server vulnerable to Directory Traversal

December 20, 2022 (updated December 29, 2022)

All versions of package easy-static-server is vulnerable to Directory Traversal due to missing input sanitization and sandboxes being employed to the req.url user input that is passed to the server code.

References

gist.github.com/lirantal/fdfbe26561788c8194a54bf6d31772c9
github.com/advisories/GHSA-wcwm-c3mr-pxcr
github.com/cunjieliu/easyServer/blob/master/index.js
nvd.nist.gov/vuln/detail/CVE-2022-25931
security.snyk.io/vuln/SNYK-JS-EASYSTATICSERVER-3153539

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