Email Subscriber <= 1.1 - Stored Cross-Site Scripting

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2021-24556
CVSS Medium (6.1)
Publicly Published July 24, 2021
Last Updated January 22, 2024
Researcher Shreya Pohekar
Description

The kento_email_subscriber_ajax AJAX action of the Email Subscriber WordPress plugin through 1.1, does not properly sanitise, validate and escape the submitted subscribe_email and subscribe_name POST parameters, inserting them in the DB and then outputting them back in the Subscriber list (/wp-admin/edit.php?post_type=kes_campaign&page=kento_email_subscriber_list_settings), leading a Stored XSS issue.

References

1 affected software package

Software Type Plugin
Software Slug email-subscriber (view on wordpress.org)
Patched? No
Affected Version
  • <= 1.1
Patched Version
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