omniauth-facebook Improper Authentication vulnerability

HIGH 7.5CVE-2013-4593 · GHSA-33vg-hpx5-pfxg · Published 11/12/2019 · updated 16/06/2026

In short

CVE-2013-4593 is a HIGH (CVSS 7.5) vulnerability affecting omniauth-facebook, omniauth-facebook (omniauth-facebook project).
Chance of exploitation in the next 30 days (EPSS): 1.8%, higher than 78.0% of all vulnerabilities.
Fix: update to 1.5.1 or later.

Package	Affected versions	Patched versions
omniauth-facebook RubyGems	`< 1.5.1`	`1.5.1`
omniauth-facebook omniauth-facebook_project	`≤ 1.5.0`	No fix yet

RubyGem omniauth-facebook has an access token security vulnerability.

NVD description

RubyGem omniauth-facebook has an access token security vulnerability

Running one of these products? Scan your site to see whether it exposes a vulnerable version.