EventON <= 2.1.7 - Authenticated (Admin+) HTML Injection

3.0
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2023-6046
CVSS 3.0 (Low)
Publicly Published November 9, 2023
Last Updated February 6, 2024
Researcher Miguel Santareno

Description

The EventON plugin for WordPress is vulnerable to HTML Injection via admin settings in all versions up to, and including, 2.1.7 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary HTML in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.

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

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Vulnerability Details for EventON – Events Calendar

Software Type Plugin
Software Slug eventon-lite (view on wordpress.org)
Patched? Yes
Remediation Update to version 2.2, or a newer patched version
Affected Version
  • <= 2.1.7
Patched Version
  • 2.2

Recent vulnerabilities in EventON – Events Calendar

# Title CVE ID CVSS Researchers Date
1 EventON – Events Calendar <= 2.5.7 - Authenticated (Subscriber+) Stored Cross-Site Scripting CVE-2026-81791 6.4 Nguyen Ba Khanh September 8, 2026
2 EventON Lite <= 2.4.7 - Authenticated (Contributor+) Information Disclosure CVE-2025-8091 4.3 Moose Love August 14, 2025
3 EventON <= 2.4.4 - Missing Authorization CVE-2025-48116 5.3 astra.r3verii May 16, 2025
4 EventON <= 2.4.1 - Authenticated (Contributor+) Local File Inclusion CVE-2025-47494 8.8 zaim May 7, 2025
5 EventON <= 2.4 - Unauthenticated Local File Inclusion CVE-2025-32614 9.8 Dimas Maulana April 9, 2025
6 EventON <= 2.4.1 - Authenticated (Contributor+) Local File Inclusion CVE-2025-32160 8.8 Ngô Thiên An (ancorn_) April 4, 2025
7 EventON <= 2.2.16 - Authenticated (Admin+) Stored Cross-Site Scripting CVE-2024-6910 4.4 Wesley "dk4trin" Santos August 19, 2024
8 EventON <= 2.2.15 - Missing Authorization to Unauthenticated Stored Cross-Site Scripting and Plugin Settings Updates CVE-2024-6180 7.2 Lucio Sá July 8, 2024
9 EventON <= 2.2.14 - Authenticated (Administrator+) Stored Cross-Site Scripting CVE-2024-33940 4.4 Van Lyubov April 30, 2024
10 EventON - WordPress Virtual Event Calendar Plugin <= 4.5.4 (Pro) & <= 2.2.7 (Free) - Reflected Cross-Site Scripting CVE-2024-0233 6.1 Erwan LR January 10, 2024

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