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Resources / WordPress Plugins / Formidable

PLUGIN SECURITY

Is Formidable safe?

Known vulnerabilities, PHP compatibility and safer alternatives for the Formidable WordPress plugin — checked against WP Clinic's local security database.

Plugin details

  • Slug: formidable

Known vulnerabilities

  • CVE-2021-24608 — Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 5.0.07 (XSS) · Medium
  • CVE-2021-24884 — Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 4.09.05 (XSS) · Critical
  • CVE-2019-15780 — Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 4.02.01 (Insecure Deserialization) · Critical
  • CVE-2021-39330 — Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 5.0.07
  • Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 2.05.03
+ 35 more known vulnerabilities
  • Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 2.05.03
  • Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 2.05.03
  • Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 1.06.04
  • Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 1.06.09
  • CVE-2014-9309 — Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 2.0
  • Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 5.5.5
  • Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 5.5.5
  • Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 5.5.5
  • Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 5.5.5
  • Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 2.05.03
  • Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 2.05.03
  • Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 2.05.03
  • Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 2.05.03
  • Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 2.0.22
  • Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 5.5.7
  • CVE-2023-24419 — Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 5.5.7 (CSRF) · High
  • CVE-2022-45806 — Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 5.5.5 (Missing Authorization) · Medium
  • CVE-2023-0816 — Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 6.1 (CWE-290) · Medium
  • CVE-2023-1405 — Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 6.2 (Insecure Deserialization) · High
  • Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 2.05.03
  • CVE-2009-4140 — Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 1.06.03
  • Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 6.3.1
  • Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 6.3.1
  • CVE-2023-2877 — Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 6.3.1 (Incorrect Authorization) · High
  • CVE-2023-6842 — Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 6.7.1 (XSS) · Medium
  • CVE-2023-6830 — Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 6.7.1 (XSS) · Medium
  • CVE-2024-0660 — Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 6.8 (CSRF) · Medium
  • CVE-2024-23522 — Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 6.7.1 (CWE-80) · Medium
  • CVE-2024-6725 — Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 6.11.2 (XSS) · Medium
  • CVE-2017-20192 — Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 2.05.03 (XSS) · High
  • CVE-2017-20194 — Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 2.05.03 (CWE-200) · Medium
  • CVE-2024-9768 — Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 6.14.1 (XSS) · Medium
  • CVE-2024-11188 — Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 6.16.2 (XSS) · Medium
  • CVE-2026-2888 — Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 6.29
  • CVE-2026-2890 — Formidable Forms – WordPress Form Builder for Contact Forms, Calculators, Quizzes & More [formidable] < 6.29

Vulnerabilities are matched against the exact installed version when it's known. Always keep the plugin updated to the latest release.

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