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Happyforms vulnerabilities

7 tracked advisories · slug happyforms

Important: Happyforms appearing in this catalog does not mean your website is affected. Exposure depends on your installed version. How SiteRespond intelligence works

Tracked advisories

7

Latest advisory

9 July 2026

CISA KEV matches

0

In this WordPress feed

WordPress slug

happyforms

Plugin

What this means for Happyforms

This catalog lists 7 known advisories affecting Happyforms. The most recent was published on 9 July 2026. If you use this software, compare your installed version against the affected ranges on each advisory and update to a fixed release outside those ranges. SiteRespond Defence checks your actual installed version when the plugin is connected — listing here does not by itself mean your site is vulnerable.

Latest issues

  • HappyForms <= 1.26.12 - Authenticated (Admin+) Local File Inclusion

    This advisory describes a other issue in the affected software. Review the source advisory and your installed version to assess exposure.

    Published 9 July 2026

  • Happyforms – Form Builder for WordPress: Drag & Drop Contact Forms, Surveys, Payments & Multipurpose Forms <= 1.26.13 - Unauthenticated PHP Object Injection

    This advisory describes a other issue in the affected software. Review the source advisory and your installed version to assess exposure.

    Published 4 June 2026

  • Happyforms <= 1.26.2 - Authenticated (Admin+) Stored Cross-Site Scripting

    May allow attackers to run scripts in visitors' browsers or hijack admin sessions.

    Published 20 November 2024

Vulnerability types

  • Cross-site scripting4

Authentication (inferred from titles)

  • Unauthenticated1
  • Authenticated4
  • Unspecified2

Advisory history

Known Happyforms advisories published by month.

All advisories

Check whether your installed version is affected

SiteRespond Defence matches your installed Happyforms version against this catalog when the Defence plugin is connected to your WordPress site.

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