ApplyOnline – Application Form Builder and Manager <= 2.5.5 - Reflected Cross-Site Scripting

6.1
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2023-45756
CVSS 6.1 (Medium)
Publicly Published October 12, 2023
Last Updated March 25, 2024
Researcher Le Ngoc Anh - sun*inc

Description

The ApplyOnline – Application Form Builder and Manager plugin for WordPress is vulnerable to Reflected Cross-Site Scripting in versions up to, and including, 2.5.5 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

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

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Vulnerability Details for ApplyOnline – Application Form Builder and Manager

Software Type Plugin
Software Slug apply-online (view on wordpress.org)
Patched? Yes
Remediation Update to version 2.5.6, or a newer patched version
Affected Version
  • <= 2.5.5
Patched Version
  • 2.5.6

Recent vulnerabilities in ApplyOnline – Application Form Builder and Manager

# Title CVE ID CVSS Researchers Date
1 ApplyOnline – Application Form Builder and Manager <= 2.6.7.6 - Missing Authorization CVE-2026-57721 5.3 Jakub Herman July 1, 2026
2 ApplyOnline – Application Form Builder and Manager <= 2.6.7.1 - Missing Authorization CVE-2025-22721 4.3 Trương Hữu Phúc (truonghuuphuc) January 15, 2025
3 ApplyOnline <= 2.6.2 - Unauthenticated Application Disclosure CVE-2024-10098 5.3 Arian Mosallah October 31, 2024
4 ApplyOnline – Application Form Builder and Manager <= 2.6.2 - Missing Authorization to Sensitive Information Exposure CVE-2024-2036 4.3 Lucio Sá May 21, 2024
5 ApplyOnline – Application Form Builder and Manager <= 2.5.2 - Missing Authorization CVE-2023-46080 4.3 thiennv October 16, 2023
6 ApplyOnline – Application Form Builder and Manager <= 2.5.5 - Authenticated (Administrator+) Stored Cross-Site Scripting CVE-2023-24391 4.4 yuyudhn June 26, 2023

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