What’s Vulnerable › Vulnerabilities

CVE-2019-16751

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-09-24 · updated 2026-06-17
• Weakness: CWE-79

Description

An issue was discovered in Devise Token Auth through 1.1.2. The omniauth failure endpoint is vulnerable to Reflected Cross Site Scripting (XSS) through the message parameter. Unauthenticated attackers can craft a URL that executes a malicious JavaScript payload in the victim's browser. This affects the fallback_render method in the omniauth callbacks controller.

Affected products

• Devise Token Auth Project Devise Token Auth: from 0.1.33 through 1.1.2

References

• https://github.com/lynndylanhurley/devise_token_auth/issues/1332
• https://github.com/lynndylanhurley/devise_token_auth/issues/1332

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