{"id":"CVE-2016-11086","details":"lib/oauth/consumer.rb in the oauth-ruby gem through 0.5.4 for Ruby does not verify server X.509 certificates if a certificate bundle cannot be found, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information.","aliases":["GHSA-7359-3c6r-hfc2"],"modified":"2026-08-27T08:18:16.319475Z","published":"2020-09-24T20:15:12.257Z","references":[{"type":"EVIDENCE","url":"https://github.com/oauth-xx/oauth-ruby/issues/137"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/ruby-oauth/oauth","events":[{"introduced":"0"},{"last_affected":"20a7abc09681cc96819191b6a156690fa754fcac"}],"database_specific":{"cpe":"cpe:2.3:a:oauth-ruby_project:oauth-ruby:*:*:*:*:*:ruby:*:*","extracted_events":[{"introduced":"0"},{"last_affected":"0.5.4"}],"source":"CPE_RANGE"}}],"versions":["v0.5.4","v0.5.3","v0.5.2","v0.5.1","v0.5.0","v0.4.7","v0.4.6","v0.4.5","v0.4.4","v0.4.3","v0.4.2","v0.4.1","v0.3.5","v0.3.4","v0.3.3","v0.3.2","v0.3.1","v0.3.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-11086.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N"}]}