Bit Form <= 3.1.0 - Unauthenticated Stored Cross-Site Scripting

7.2
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2026-16573
CVSS 7.2 (High)
Publicly Published July 27, 2026
Last Updated August 15, 2026
Researcher Abdullah Kareem

Description

The Bit Form plugin for WordPress is vulnerable to Stored Cross-Site Scripting in versions up to, and including, 3.1.0 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

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

References

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Vulnerability Details for Bit Form – Contact Form, Payment Forms, Multi Step Forms, Calculator & Custom Form Builder

Software Type Plugin
Software Slug bit-form (view on wordpress.org)
Patched? Yes
Remediation Update to version 3.2.0, or a newer patched version
Affected Version
  • <= 3.1.0
Patched Version
  • 3.2.0

Recent vulnerabilities in Bit Form – Contact Form, Payment Forms, Multi Step Forms, Calculator & Custom Form Builder

# Title CVE ID CVSS Researchers Date
1 Bit Form <= 3.2.0 - Authenticated (Administrator+) SQL Injection via 'filterText' Parameter CVE-2026-16810 6.5 Wordfence PRISM August 13, 2026
2 Bit Form – Contact Form, Payment Forms, Multi Step Forms, Calculator & Custom Form Builder < 3.1.4 - Authenticated (Administrator+) Stored Cross-Site Scripting CVE-2025-15669 4.4 Dmitrii Ignatyev August 1, 2026
3 Bit Form – Contact Form, Payment Forms, Multi Step Forms, Calculator & Custom Form Builder < 3.1.2 - Missing Authorization to Unauthenticated Unauthorized Form Submission CVE-2026-15054 5.3 Charles Vosburgh July 30, 2026
4 Bit Form <= 3.1.1 - Authenticated (Subscriber+) Arbitrary File Deletion via '_old' Parameter CVE-2026-14372 7.1 Athiwat Tiprasaharn (Jitlada), Itthidej Aramsri (Boeing777) July 8, 2026
5 Bit Form <= 3.0.0 - Unauthenticated Arbitrary File Read CVE-2026-13693 7.5 Davud Sahibzada June 30, 2026
6 Bit Form <= 3.0.0 - Missing Authorization CVE-2026-13694 5.3 Davud Sahibzada June 30, 2026
7 Bit Form <= 2.21.10 - Authenticated (Administrator+) SQL Injection CVE-2026-25418 4.9 Trương Hữu Phúc (truonghuuphuc) January 28, 2026
8 Bit Form – Contact Form Plugin <= 2.21.6 - Missing Authorization to Unauthenticated Workflow Replay CVE-2025-14901 6.5 andrea bocchetti January 6, 2026
9 Contact Form by Bit Form - Bit Form <= 2.20.3 - Unauthenticated Arbitrary File Upload CVE-2025-6679 9.8 Phat RiO August 14, 2025
10 Contact Form by Bit Form <= 2.17.5 - Unauthenticated Sensitive Information Exposure CVE-2024-13451 5.3 Tim Coen July 1, 2025

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