CVE-2017-16191

cypserver is a static file server. cypserver is vulnerable to a directory traversal issue, giving an attacker access to the filesystem by placing "../" in the url.

• CWE-22
• CWE-22

• https://github.com/JacksonGL/NPM-Vuln-PoC/blob/master/directory-traversal/cypserverExploit, Third Party Advisory
• https://nodesecurity.io/advisories/440Third Party Advisory
• https://github.com/JacksonGL/NPM-Vuln-PoC/blob/master/directory-traversal/cypserverExploit, Third Party Advisory
• https://nodesecurity.io/advisories/440Third Party Advisory

Published

Jun 7, 2018

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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