Optin Forms – Simple List Building Plugin for WordPress

Optin Forms – Simple List Building Plugin for WordPress has 2 disclosed vulnerabilities in the WordSec catalog, all reported in 2023; all 2 are fixed as of September 2026. Their average CVSS score is 4.4, and the most serious one scores 4.4 out of 10. 2023 was the busiest year with 2 disclosures.

The most common weakness is Cross-Site Scripting, behind 2 of the records (100%).

Every one of the 2 issues recorded for Optin Forms – Simple List Building Plugin for WordPress has a vendor fix available, so running the current release closes all known holes.

2 independent researchers contributed these findings, one record each. Optin Forms – Simple List Building Plugin for WordPress is installed on roughly 2,000 WordPress sites, so each unpatched flaw has a wide blast radius. The current release is tested up to WordPress 7.0.4.

Strategic Overview

Avg CVSSMedium

4.4/ 10

Patch Coverage100%

Open

Fixed

Get automatic notifications for all Optin Forms – Simple List Building Plugin for WordPress vulnerabilities before they are exploited.

Highest severity on recordCVSS 4.4CVE-2023-49841

Optin Forms <= 1.3.6 - Authenticated (Administrator+) Stored Cross-Site Scripting

Read the full analysis

Vulnerability Records

2 records


2023-12-06 00:00	Optin Forms <= 1.3.6 - Authenticated (Administrator+) Stored Cross-Site Scripting Optin Forms <= 1.3.6	`CVE-2023-49841`	4.4 Medium	DoYeon Park (p6rkdoye0n)	Yes
2023-04-06 00:00	Optin Forms <= 1.3.2 - Authenticated (Administrator+) Stored Cross-Site Scripting Optin Forms <= 1.3.2	`CVE-2023-29434`	4.4 Medium	Rio Darmawan	Yes

Showing 1–2 of 2 reports

Latestv1.3.7.2

Optin Forms – Simple List Building Plugin for WordPress

Author

FancyThemes

4.6(72)

92/100

Last Updated

2026-08-03 (1mo ago)

Active Installs

2,000+

Downloads

424,554

Requires WP

3.2+

Requires PHP

7.4+

Tested up to

WP 7.0.4

Created

2014-03-06 (13y ago)

Create Beautiful Optin Forms With Ease! Optin Forms allows you to create stunning optin forms for your blog or website, without the need to know any HTML or CSS. Simply select your email solution, pick a form design and customize its appearance. Add your form to your posts and pages with a simple mouse-click, or use a shortcode to add it to specific posts and pages. Optin Forms works with the following email solutions: AWeber iContact MailChimp GetResponse MadMimi Interspire Email Marketer ConvertKit MailerLite Optin Forms Comes With 5 Beautiful Form Designs! All form designs are fully customizable. You can easily change all texts, fonts and font sizes. Change the colors of any element by selecting a new value from the color picker. This plugin has been featured on DesignBombs, Onextrapixel, and more. Translations Translate Optin Forms into your language What’s Next? If are you looking for other alternatives check-out our article on best list building plugins. Also take a look at our guides on how to install WordPress, choose best WordPress hosting, and more.

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