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Case File

CVE-2019-18978

MEDIUM · CVSS 5.3 EPSS 2.46% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2019-11-14 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 5.3. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2019-18978
Severity
MEDIUM
CVSS
5.3
EPSS
2.46%

Original NVD Description

An issue was discovered in the rack-cors (aka Rack CORS Middleware) gem before 1.0.4 for Ruby. It allows ../ directory traversal to access private resources because resource matching does not ensure that pathnames are in a canonical format.

Related CVEs

Other vulnerabilities affecting the same vendor(s)