RubySec

Providing security resources for the Ruby community

CVE-2018-1000078 (rubygems-update): RubyGems Cross-site Scripting vulnerability

ADVISORIES

GEM

rubygems-update

SEVERITY

CVSS v3.x: 6.1 (Medium)

PATCHED VERSIONS

  • >= 2.7.6

DESCRIPTION

RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a Cross Site Scripting (XSS) vulnerability in gem server display of homepage attribute that can result in XSS. This attack requires the victim to browse to a malicious gem on a vulnerable gem server. This vulnerability is fixed in 2.7.6.

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