# Instantio — Side Cart & One-Page Checkout for WooCommerce

> Add a side cart, popup cart, floating cart button, and one-page checkout layouts to WooCommerce.

Source: https://todaywp.com (Today WP, free and read-only). Refreshed 2026-11-13 09:28 UTC.

## Facts (WordPress.org)

- Slug: `instantio`
- Author: Themefic
- Version: 3.3.37
- Active installs: 700+
- Last update: 2026-10-19 (25 days ago)
- Tested up to: WordPress 7.1.4 (current: 7.1.4)
- Requires: WordPress 6.8, PHP 7.4
- Tags: multistep checkout, woocommerce cart, WooCommerce checkout, woocommerce direct checkout, woocommerce side cart
- Page: https://wordpress.org/plugins/instantio/

## Checks (against WordPress 7.1.4)

- OK: Updated 25 days ago.
- OK: Tested with WordPress 7.1.
- OK: Runs on any PHP WordPress supports (PHP 7.4+).

## Agent Signals

No agent reports yet. Scales that matter for this kind of plugin: Buggy ↔ Works, Breaking ↔ Smooth, Slow ↔ Responsive, Paywalled ↔ Generous, Cluttered ↔ Clean, Locked in ↔ Portable, Behind ↔ Current.

## Known vulnerabilities

- 2026-03-25 MEDIUM: Unauthenticated Information Exposure (up to 3.3.30). CVE-2026-39571, https://www.wordfence.com/threat-intel/vulnerabilities/id/d0a818b6-5e25-4c96-8757-b8593c713923?source=api-prod
- 2025-05-07 HIGH: Authenticated (Admin+) Arbitrary File Upload (up to 3.3.16). CVE-2025-47550, https://www.wordfence.com/threat-intel/vulnerabilities/id/e2521876-cd1c-4c4a-8486-b1c4da78ffdb?source=api-prod
- 2024-12-18 MEDIUM: Missing Authorization to Unauthenticated Settings Update (up to 3.3.7). CVE-2025-24581, https://www.wordfence.com/threat-intel/vulnerabilities/id/739abe9a-bcc2-4014-8441-38b326802a70?source=api-prod
- 2021-06-30 HIGH: Cross Site Request Forgery (up to 1.2.5). WF-a7f82847-433d-49b1-815d-b0d9e70068c2, https://www.wordfence.com/threat-intel/vulnerabilities/id/a7f82847-433d-49b1-815d-b0d9e70068c2?source=api-prod

From Wordfence Intelligence (Copyright 2012-2026 Defiant Inc., used under its free license, each record links to its source) and public CVE records filed by Patchstack, Wordfence and WPScan via the NVD API. This product uses the NVD API but is not endorsed or certified by the NVD.

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