Contact Form by Supsystic <= 1.7.14 - Reflected Cross-Site scripting

6.1
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2021-24276
CVSS 6.1 (Medium)
Publicly Published April 19, 2021
Last Updated November 8, 2022
Researcher 0xB9

Description

The Contact Form by Supsystic WordPress plugin before 1.7.15 did not sanitise the tab parameter of its options page before outputting it in an attribute, leading to a reflected Cross-Site Scripting issue

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

References

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Vulnerability Details for Contact Form by Supsystic

Software Type Plugin
Software Slug contact-form-by-supsystic (view on wordpress.org)
Patched? Yes
Remediation Update to version 1.7.15, or a newer patched version
Affected Version
  • <= 1.7.14
Patched Version
  • 1.7.15

Recent vulnerabilities in Contact Form by Supsystic

# Title CVE ID CVSS Researchers Date
1 Contact Form by Supsystic <= 1.7.36 - Unauthenticated Server-Side Template Injection via Prefill Functionality CVE-2026-4257 9.8 Azril Fathoni (kiseki) March 30, 2026
2 Contact Form by Supsystic <= 1.7.36 - Reflected Cross-Site Scripting CVE-2025-52753 6.1 63n0 August 18, 2025
3 Contact Form by Supsystic <= 1.7.29 - Cross-Site Request Forgery to Stored Cross-Site Scripting via saveAsCopy AJAX Action CVE-2024-13452 6.1 Tim Coen April 15, 2025
4 Contact Form by Supsystic <= 1.7.28 - Authenticated (Administrator+) Stored Cross-Site Scripting CVE-2024-48046 4.4 UKO October 14, 2024
5 Contact Form by Supsystic <= 1.7.28 - Authenticated (Admin+) Remote Code Execution CVE-2024-48042 7.2 Hakiduck October 13, 2024
6 Contact Form by Supsystic <= 1.7.27 - Cross-Site Request Forgery CVE-2023-45068 4.3 Taihei Shimamine October 3, 2023
7 Contact Form by Supsystic <= 1.7.24 - Cross-Site Request Forgery via AJAX action CVE-2023-2528 5.4 Marco Wotschka May 16, 2023
8 Contact Form by Supsystic < 1.7.20 - Authenticated (Admin+) Stored Cross-Site Scripting 5.5 Murat DEMIRCI October 28, 2021
9 Contact Form by Supsystic <= 1.7.10 - SQL Injections 8.8 Erik David Martin February 8, 2021

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