PT-2020-9209 · WordPress · Mailpoet

Published 2020-06-02 · Updated 2025-05-28 · CVE-2019-11843

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions MailPoet plugin versions prior to 3.23.2 for WordPress

Description The issue allows remote attackers to inject arbitrary web script or HTML using extra parameters in the URL, which is a Reflective Server-Side XSS.

Recommendations For MailPoet plugin versions prior to 3.23.2, update to version 3.23.2 or later to resolve the issue. As a temporary workaround, consider restricting access to URLs with extra parameters to minimize the risk of exploitation.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2019-11843

Affected Products

Mailpoet

References · 8

• https://nvd.nist.gov/vuln/detail/CVE-2019-11843 · Security Note
• https://osv.dev/vulnerability/CVE-2019-11843 · Vendor Advisory
• https://github.com/mailpoet/mailpoet/releases/tag/3.23.2 · Note
• https://t.me/cibsecurity/12503 · Telegram Post
• https://t.me/cvenotify/4127 · Telegram Post
• https://pluginarchive.com/wordpress/mailpoet/v/3-23-2 · Note
• https://wordpress.org/plugins/mailpoet/#developers · Note
• https://t.me/cvenotify/123856 · Telegram Post