Support Board for WordPress <= 1.2.3 - Cross-Site Scripting

6.4
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2018-18373
CVSS 6.4 (Medium)
Publicly Published October 16, 2018
Last Updated January 22, 2024
Researcher Ismail Tasdelen

Description

In the Schiocco "Support Board - Chat And Help Desk" plugin 1.2.3 for WordPress, a Stored XSS vulnerability has been discovered in file upload areas in the Chat and Help Desk sections via the msg parameter in a /wp-admin/admin-ajax.php sb_ajax_add_message action.

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

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Vulnerability Details for Support Board

Software Type Plugin
Software Slug supportboard
Patched? Yes
Remediation Update to version 1.2.4, or a newer patched version
Affected Version
  • < 1.2.4
Patched Version
  • 1.2.4

Recent vulnerabilities in Support Board

# Title CVE ID CVSS Researchers Date
1 Support Board < 3.8.9 - Unauthenticated Privilege Escalation CVE-2026-27395 9.8 Phat RiO June 1, 2026
2 Support Board < 3.8.7 - Reflected Cross-Site Scripting CVE-2025-60182 6.1 Trương Hữu Phúc (truonghuuphuc) July 31, 2025
3 Support Board <= 3.8.0 - Reflected Cross-Site Scripting CVE-2025-54027 6.1 Tran Nguyen Bao Khanh July 23, 2025
4 Support Board <= 3.8.0 - Unauthenticated Local File Inclusion CVE-2025-54031 8.1 Tran Nguyen Bao Khanh July 22, 2025
5 Support Board <= 3.8.0 - Unauthenticated Arbitrary File Deletion CVE-2025-4828 9.8 Foxyyy July 8, 2025
6 Support Board <= 3.8.0 - Unauthenticated Authorization Bypass due to Use of Default Secret Key CVE-2025-4855 9.8 Foxyyy July 8, 2025
7 Support Board <= 3.4.1 - Authenticated SQL Injection 8.8 zhangxf January 19, 2022
8 Support Board < 3.3.6 - Cross-Site Request Forgery CVE-2021-24823 8.1 Brandon James Roldan (tomorrowisnew) October 18, 2021
9 Support Board <= 3.3.4 - Agent+ Stored Cross-Site Scripting CVE-2021-24807 6.4 John Jefferson Li October 7, 2021
10 Support Board <= 3.3.3 - Multiple Unauthenticated SQL Injections CVE-2021-24741 9.8 John Jefferson Li September 3, 2021

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