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Medium DSA-4918-1 1 CVE

ruby-rack-cors - security update

Published May 18, 2021 · Updated Mar 9, 2026

Fixed packages 1

ReleasePackageFixed in
Debian · 10 ruby-rack-cors 1.0.2-1+deb10u1

Vulnerabilities 1

  • Medium 5.3

    The rack-cors rubygem may allow directory traveral

    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.