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TI-2016-09121 Aliases CVE-2016-11086GHSA-7359-3c6r-hfc2

lib/oauth/consumer.rb in the oauth-ruby gem through 0.5.4 for Ruby does not verify server…

Priority LOW 34CWE-295Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
High
Impact type
Spoofing
Confidentiality · integrity · availability
High · High · None
Fix status
Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-295.

Summary

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.

Why it matters now

EPSS 0.00862 58th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed oauth (RubyGems): 0.5.5

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
—oauth (RubyGems)before 0.5.50.5.5Patch availableGHSA-7359-3c6r-hfc2
  • — Vendor— Affected all versions Fixed in — No fix listed CNA
  • oauth (RubyGems) Vendor— Affected before 0.5.5 Fixed in 0.5.5 Patch available GHSA-7359-3c6r-hfc2

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:oauth-ruby_project:oauth-ruby:*:*:*:*:*:ruby:*:*up to 0.5.4VulnerableOauth-ruby Project
  • cpe:2.3:a:oauth-ruby_project:oauth-ruby:*:*:*:*:*:ruby:*:* Versions up to 0.5.4 Vulnerable ·Oauth-ruby Project

Remediation

  • Fix · GHSA-7359-3c6r-hfc2 oauth (RubyGems) Fixed in 0.5.5 Advisory →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2016-11086
  2. 2026-10-03 Alias added: GHSA-7359-3c6r-hfc2

References

Exploit 1

Advisory 1

Other 4

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences