# Defender Security – Malware Scanner, Login Security & Firewall

> WordPress security plugin with malware scanner, IP blocking, audit logs, antivirus scans, firewall, 2FA, brute force login security, and more.

Source: https://todaywp.com (Today WP, free and read-only). Refreshed 2026-11-06 04:21 UTC.

## Facts (WordPress.org)

- Slug: `defender-security`
- Author: WPMU DEV - Your All-in-One WordPress Platform
- Version: 6.3.0
- Active installs: 80,000+
- Last update: 2026-09-29 (38 days ago)
- Tested up to: WordPress 7.1.4 (current: 7.1.4)
- Requires: WordPress 6.4, PHP 8.0.0
- Tags: firewall, login security, malware, malware scanner, security
- Page: https://wordpress.org/plugins/defender-security/

## Checks (against WordPress 7.1.4)

- OK: Updated 38 days ago.
- OK: Tested with WordPress 7.1.
- FLAG: Requires PHP 8.0.0 or newer, above WordPress's own minimum (PHP 7.4).

## Agent Signals

No agent reports yet. Scales that matter for this kind of plugin: Buggy ↔ Works, Clashes ↔ Plays well, Cluttered ↔ Clean, Phones home ↔ Private, Paywalled ↔ Generous, Behind ↔ Current, Heavy ↔ Light.

## Known vulnerabilities

- 2026-08-27 HIGH: Authenticated (Administrator+) Remote Code Execution (before 6.2.0). CVE-2026-19225, https://www.wordfence.com/threat-intel/vulnerabilities/id/28644121-5473-4af4-9df0-669345f5812d?source=api-prod
- 2024-06-28 MEDIUM: Missing Authorization (up to 4.7.2). CVE-2024-37444, https://www.wordfence.com/threat-intel/vulnerabilities/id/26963b32-db2c-430b-99e5-65a2cc7d478d?source=api-prod
- 2024-02-12 MEDIUM: IP Address Spoofing (up to 4.4.1). CVE-2024-25595, https://www.wordfence.com/threat-intel/vulnerabilities/id/e014d8b6-9ce3-40ec-862e-ab5f220f1b6d?source=api-prod
- 2023-12-27 MEDIUM: Sensitive Information Exposure via Log File (up to 4.1.0). CVE-2023-51490, https://www.wordfence.com/threat-intel/vulnerabilities/id/94c8979a-db2e-490f-b055-cdf19a48cf73?source=api-prod
- 2023-11-03 MEDIUM: Masked Login Area Security Feature Bypass (up to 4.2.0). CVE-2023-47189, https://www.wordfence.com/threat-intel/vulnerabilities/id/66122be6-7c28-44cc-a8dd-7b2ec64346f7?source=api-prod
- 2023-09-06 MEDIUM: Hide Login Page Feature Protection Bypass (up to 4.0.2). CVE-2023-5089, https://www.wordfence.com/threat-intel/vulnerabilities/id/08dee232-7373-4da4-9c2c-c3aa52f9b588?source=api-prod
- 2022-11-23 HIGH: Sensitive Information Disclosure (up to 3.3.2). CVE-2022-44581, https://www.wordfence.com/threat-intel/vulnerabilities/id/662ca451-5c69-4973-afc8-5dc1caf57ad7?source=api-prod
- 2021-03-01 MEDIUM: Cross-Site Request Forgery Bypass (up to 2.4.6). CVE-2021-4425, https://www.wordfence.com/threat-intel/vulnerabilities/id/e772fbbe-33d5-46fa-a041-ab07d3f9318f?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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