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CVE-2024-4045

MEDIUM 5.4 CVSS 3.1
Published
May 25, 2024
Last modified
June 17, 2026
NVD status
Modified
Reported by
security@wordfence.com
Weakness
CWE-79
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Description

The Popup Builder by OptinMonster – WordPress Popups for Optins, Email Newsletters and Lead Generation plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘campaign_id’ parameter in versions up to, and including, 2.16.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Affected WordPress components

  • Popup Builder & Popup Maker for WordPress – OptinMonster Email Marketing and Lead Generation Plugin · optinmonster
    Confirmed match Active
    Up to and including 2.16.1; Before 2.16.2
    View on WordPress.org

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

  • smub Popup Builder & Popup Maker for WordPress – OptinMonster Email Marketing and Lead Generation — Up to and including 2.16.1
  • optinmonster optinmonster — Before 2.16.2

References