Gravity Forms <= 2.9.28.1 - Authenticated (Subscriber+) Stored Cross-Site Scripting via Form Title

6.4
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2026-3492
CVSS 6.4 (Medium)
Publicly Published March 10, 2026
Last Updated March 11, 2026
Researcher h0xilo

Description

The Gravity Forms plugin for WordPress is vulnerable to Stored Cross-Site Scripting in all versions up to, and including, 2.9.28.1. This is due to a compound failure involving missing authorization on the `create_from_template` AJAX endpoint (allowing any authenticated user to create forms), insufficient input sanitization (`sanitize_text_field()` preserves single quotes), and missing output escaping when the form title is rendered in the Form Switcher dropdown (`title` attribute constructed without `esc_attr()`, and JavaScript `saferHtml` utility only escapes `&`, `<`, `>` but not quotes). This makes it possible for authenticated attackers, with Subscriber-level access and above, to inject arbitrary JavaScript that executes when an Administrator searches in the Form Switcher dropdown in the Form Editor.

Learn more about Cross-Site Scripting vulnerabilities and how to prevent them.

References

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Vulnerability Details for Gravity Forms

Software Type Plugin
Software Slug gravityforms
Patched? Yes
Remediation Update to version 2.9.29, or a newer patched version
Affected Version
  • <= 2.9.28
Patched Version
  • 2.9.29

Recent vulnerabilities in Gravity Forms

# Title CVE ID CVSS Researchers Date
1 Gravity Forms <= 2.10.4 - Unauthenticated Arbitrary File Read via 'gform_uploaded_files' Parameter CVE-2026-12997 7.5 daroo July 15, 2026
2 Gravity Forms <= 2.10.0.1 - Unauthenticated Arbitrary File Deletion CVE-2026-48866 9.1 daroo June 1, 2026
3 Gravity Forms <= 2.10.0 - Unauthenticated Stored Cross-Site Scripting via Single Product Field Inside Repeater CVE-2026-5110 7.2 Luc Huynh from Noventiq RedTeam May 1, 2026
4 Gravity Forms <= 2.10.0 - Unauthenticated Stored Cross-Site Scripting via Product Option CVE-2026-5109 7.2 Luc Huynh from Noventiq RedTeam May 1, 2026
5 Gravity Forms <= 2.9.30 - Unauthenticated Stored Cross-Site Scripting via Consent Field Hidden Input CVE-2026-5113 7.2 Luc Huynh from Noventiq RedTeam May 1, 2026
6 Gravity Forms <= 2.10.0 - Unauthenticated Stored Cross-Site Scripting via Hidden Product Field in Repeater CVE-2026-5111 7.2 Luc Huynh from Noventiq RedTeam May 1, 2026
7 Gravity Forms <= 2.10.0 - Unauthenticated Stored Cross-Site Scripting via Calculation Product Field in Repeater CVE-2026-5112 7.2 Luc Huynh from Noventiq RedTeam May 1, 2026
8 Gravity Forms <= 2.9.30 - Unauthenticated Stored Cross-Site Scripting via Credit Card 'Card Type' Sub-Field CVE-2026-4394 6.1 Luc Huynh from Noventiq RedTeam April 7, 2026
9 Gravity Forms <= 2.9.30 - Reflected Cross-Site Scripting via 'form_ids' Parameter CVE-2026-4406 4.7 Anthony Cihan (Hann1bl3L3ct3r) April 7, 2026
10 Gravity Forms <= 2.9.23.0 - Unauthenticated Arbitrary File Upload CVE-2025-13407 9.8 December 3, 2025

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