What’s Vulnerable › Vulnerabilities

CVE-2013-4562

• Severity: medium (CVSS 6.8 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2014-05-13 · updated 2026-06-16
• Weakness: CWE-352

Description

The omniauth-facebook gem 1.4.1 before 1.5.0 does not properly store the session parameter, which allows remote attackers to conduct cross-site request forgery (CSRF) attacks via the state parameter.

Affected products

• Madeofcode Omniauth-Facebook: 1.4.1

References

• http://osvdb.org/ref/99/omniauth-facebook_gem.txt
• http://seclists.org/oss-sec/2013/q4/264
• http://seclists.org/oss-sec/2013/q4/267
• http://www.osvdb.org/99693
• https://github.com/mkdynamic/omniauth-facebook/commit/ccfcc26fe7e34acbd75ad4a095fd01ce5ff48ee7
• https://groups.google.com/d/msg/ruby-security-ann/-tJHNlTiPh4/9SJxdEWLIawJ
• http://osvdb.org/ref/99/omniauth-facebook_gem.txt
• http://seclists.org/oss-sec/2013/q4/264
• http://seclists.org/oss-sec/2013/q4/267
• http://www.osvdb.org/99693
• https://github.com/mkdynamic/omniauth-facebook/commit/ccfcc26fe7e34acbd75ad4a095fd01ce5ff48ee7
• https://groups.google.com/d/msg/ruby-security-ann/-tJHNlTiPh4/9SJxdEWLIawJ

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