CSRF in Omniauth

CVE-2015-9284

The request phase of the OmniAuth Ruby gem (1.9.1 and earlier) is vulnerable to Cross-Site Request Forgery when used as part of the Ruby on Rails framework, allowing accounts to be connected without user intent, user interaction, or feedback to the user. This permits a secondary account to be able to sign into the web application as the primary account.

Vulnerability class: CSRF (Cross-Site Request Forgery)

EPSS: 0.016 (72.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

  • Omniauth
  • N/a Omniauth Ruby Gem — versions All versions

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2015-9284?
CVE-2015-9284 is a high-severity vulnerability in Omniauth, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2019-04-26.
How severe is CVE-2015-9284?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2015-9284 known to be exploited?
23 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.