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Input validation vulnerability in Popup Builder by OptinMonster – WordPress Popups for Optins, Email Newsletters and Lead Generation 2.16.1

  • Severity: medium-risk
  • Status: Fixed
  • Publication: May 24, 2024

The Popup Builder by OptinMonster is a plugin for WordPress that helps create popups for optins, email newsletters, and lead generation. However, it has a security issue where the ‘campaign_id’ parameter can be exploited by attackers with contributor-level permissions or higher. This allows them to insert harmful web scripts into pages that will run whenever someone visits the page.

Detected in:

Popup Builder & Popup Maker for WordPress – OptinMonster Email Marketing and Lead Generation fixed vulnerable versions:
Popup Builder by OptinMonster – WordPress Popups for Optins, Email Newsletters and Lead Generation fixed vulnerable versions: >= * <= 2.16.1
WordPress Popup Builder & Popup Maker – OptinMonster Email Marketing and Lead Generation fixed vulnerable versions:

This information is sourced from www.wpvulnerability.com. An open-source database of vulnerabilities maintained by the community. Help us out by submitting vulnerabilities!

Version compare shows which versions have a vulnerability. For example: >= 2.2.8 <= 2.2.21 means:

> from 2.2.8
= including 2.2.8 & 2.2.21
< to 2.2.21

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