MailPoet Newsletters (Previous) <= 2.1.6 - Cross-Site Scripting

6.1
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVSS 6.1 (Medium)
Publicly Published November 22, 2012
Last Updated January 22, 2024
Researchers Neal Poole
Gianluca Brindisi
Ryan Dewhurst

Description

The Wysija Newsletters plugin for WordPress is vulnerable to Cross-Site Scripting via the swfupload.swf applet in versions up to, and including, 2.1.6 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts that execute in a victim's browser.

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

References

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Vulnerability Details for MailPoet Newsletters (Previous)

Software Type Plugin
Software Slug wysija-newsletters (view on wordpress.org)
Patched? Yes
Remediation Update to version 2.1.7, or a newer patched version
Affected Version
  • <= 2.1.6
Patched Version
  • 2.1.7

Recent vulnerabilities in MailPoet Newsletters (Previous)

# Title CVE ID CVSS Researchers Date
1 MailPoet Newsletters <= 2.8.1 - Spam Injection CVE-2018-20853 5.3 March 14, 2018
2 MailPoet Newsletters <= 2.7.2 - SQL Injection 6.5 September 11, 2016
3 MailPoet Newsletters <= 2.7.2 - Reflected Cross-Site Scripting 6.5 Sipke Mellema September 10, 2016
4 MailPoet Newsletters <= 2.6.19 - Reflected Cross-Site Scripting 6.1 Omar Kurt February 2, 2016
5 MailPoet Newsletters <= 2.6.7 - Authorization Bypass CVE-2014-4726 7.3 Dominic September 21, 2014
6 MailPoet Newsletters (Previous) <= 2.6.10 - Cross-Site Request Forgery CVE-2014-3907 6.3 Yoshinori Matsumoto September 21, 2014
7 MailPoet Newsletters <= 2.6.6 - Arbitrary File Upload CVE-2014-4725 9.8 Sucuri Research Team August 1, 2014
8 MailPoet Newsletters <= 2.2 - Multiple SQL Injections CVE-2013-1408 7.2 High-Tech Bridge Security Research Lab February 3, 2013
9 SWFUpload <= 2.2.0.1 - Cross-Site Scripting CVE-2012-3414 6.1 Neal Poole, Nathan Partlan November 9, 2012

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