Constant Contact Forms <= 1.8.7 Editor+ Stored Cross-Site Scripting

5.5
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2021-24134
CVSS 5.5 (Medium)
Publicly Published September 6, 2020
Last Updated December 5, 2022
Researcher Nguyen Anh Tien

Description

Unvalidated input and lack of output encoding in the Constant Contact Forms WordPress plugin, versions before 1.8.8, lead to multiple Stored Cross-Site Scripting vulnerabilities, which allowed high-privileged user (Editor+) to inject arbitrary JavaScript code or HTML in posts where the malicious form is embed.

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1 affected software package

Software Type Plugin
Software Slug constant-contact-forms (view on wordpress.org)
Patched? Yes
Remediation Update to version 1.8.8, or a newer patched version
Affected Version
  • < 1.8.8
Patched Version
  • 1.8.8

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