{"api_version":"1","generated_at":"2026-07-24T18:53:18+00:00","cve":"CVE-2019-5421","urls":{"html":"https://cve.report/CVE-2019-5421","api":"https://cve.report/api/cve/CVE-2019-5421.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2019-5421","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-5421"},"summary":{"title":"CVE-2019-5421","description":"Plataformatec Devise version 4.5.0 and earlier, using the lockable module contains a CWE-367 vulnerability in The `Devise::Models::Lockable` class, more specifically at the `#increment_failed_attempts` method. File location: lib/devise/models/lockable.rb that can result in Multiple concurrent requests can prevent an attacker from being blocked on brute force attacks. This attack appear to be exploitable via Network connectivity - brute force attacks. 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File location: lib/devise/models/lockable.rb that can result in Multiple concurrent requests can prevent an attacker from being blocked on brute force attacks. This attack appear to be exploitable via Network connectivity - brute force attacks. 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