Shield Security – Smart Bot Blocking, Brute-Force Login Protection & File Scanning

82 Quality Score

Active Installs

20/30

40,000 active installs is modest compared to top alternatives like Wordfence at 5 million, so its real-world footprint is limited but respectable for a focused security plugin.

Update Freshness

25/25

Updated within the past day relative to the data timestamp and tested against WordPress 7.0, indicating very active upkeep by the development team.

User Rating

14/15

A 96 out of 100 from 1,036 reviewers reflects consistently positive feedback, with very few users reporting major problems.

Support Health

8/15

Only 3 support threads are visible, which is a very small sample, though all 3 were resolved; the low thread count makes it hard to judge responsiveness under load.

WP Compatibility

15/15

Tested with WordPress 7.0 and requiring PHP 7.4, covering the vast majority of currently maintained WordPress environments without compatibility concerns.

Scores higher than 87% of indexed plugins

About

Smart WordPress security that blocks bots automatically, guides you to what matters, and repairs problems — without drowning you in noise.

Active Installs 30k+

Rating ★★★★½ 4.8/5

Last Updated 2026-09-21 9:57am GMT

Requires WordPress 5.7+

Tested Up To 7.1.2

Requires PHP 7.4+

Security History

11 known vulnerabilities, all patched

1 Critical 2 High 8 Medium

Most recent: February 18, 2026

View details ▸

Shield Security <= 21.0.8 - Cross-Site Request Forgery to SQL Injection Medium

February 18, 2026 Patched in ["21.0.10"] CVE-2026-0722

Shield Security <= 21.0.8 - Unauthenticated Reflected Cross-Site Scripting via 'message' Parameter Medium

February 18, 2026 Patched in ["21.0.10"] CVE-2026-0561

Shield Security: Blocks Bots, Protects Users, and Prevents Security Breaches <= 21.0.9 - Missing Authorization to Authenticated (Subscriber+) Email MFA Update Medium

February 18, 2026 Patched in ["21.0.10"] CVE-2025-14427

Shield Security <= 21.0.9 - Authenticated (Subscriber+) Insecure Direct Object Reference to Disable Google Authenticator Medium

January 15, 2026 Patched in ["21.0.10"] CVE-2025-15370

Shield Security – Smart Bot Blocking & Intrusion Prevention Security <= 20.0.5 - Reflected Cross-Site Scripting Medium

August 5, 2024 Patched in ["20.0.6"] CVE-2024-7313

Shield Security – Smart Bot Blocking & Intrusion Prevention Security <= 19.1.13 - Cross-Site Request Forgery Medium

June 1, 2024 Patched in ["19.1.11"] CVE-2024-4344

Shield Security – Smart Bot Blocking & Intrusion Prevention Security <= 18.5.9 - Unauthenticated Local File Inclusion Critical

February 5, 2024 Patched in ["18.5.10"] CVE-2023-6989

Shield Security <= 18.5.7 - Unauthenticated Stored Cross-Site Scripting via getColumnContent_Page High

January 16, 2024 Patched in ["18.5.8"] CVE-2024-22163

Shield Security <= 17.0.17 - Unauthenticated Stored Cross-Site Scripting High

April 25, 2023 Patched in ["17.0.18"] CVE-2023-0992

Shield Security <= 17.0.17 - Missing Authorization Medium

April 25, 2023 Patched in ["17.0.18"] CVE-2023-0993

Shield Security <= 13.0.5 - Admin+ Stored Cross-Site Scripting Medium

January 19, 2022 Patched in ["13.0.6"] CVE-2022-0211

What It Does

Shield Security is an all-in-one WordPress security plugin that combines bot blocking, brute-force login protection, two-factor authentication, and file integrity scanning into a single dashboard. It aims to surface meaningful threats and recommended actions instead of overwhelming site owners with raw logs and constant alerts. Practical day-to-day value comes from automatic bot mitigation, login hardening, and on-demand malware scanning.

Who It's For

Shield Security is a strong fit for small business owners, multi-author blogs, and agencies running WordPress sites who need solid baseline security without configuring enterprise tooling. Sites under active bot or brute-force pressure will benefit from its automated blocking and 2FA options, while e-commerce and membership sites get useful login protection for customer and subscriber accounts.

Who Should Skip It

If you already run Wordfence or a managed host-level firewall such as Sucuri or Cloudflare, adding Shield is likely redundant and will just duplicate scans. Very small personal blogs with no login forms or e-commerce may find it more configuration than they need.

The Bottom Line

With an overall quality score of 82.51, Shield Security is a well-maintained and highly rated option that trades raw popularity for a calmer, more guided user experience. It is best for owners who want meaningful protection without configuring a heavyweight firewall, though high-traffic or compliance-heavy sites may still prefer Wordfence's deeper scanning and larger install base. Overall, a solid middle-ground choice for most non-enterprise WordPress sites.

Pick this if your main concern is HTTPS and SSL configuration rather than active attack blocking.

Wordfence Security – Firewall, Malware Scan, and Login Security 97/100

Pick Wordfence if you want the largest install base, a mature malware signature database, and a longer track record with heavy-traffic sites.

Jetpack – WP Security, Backup, Speed, & Growth 94/100

Pick Jetpack if you also want backups, performance, and stats bundled with your security layer.

All-In-One Security (AIOS) – Security and Firewall 91/100

Pick AIOS if you want a free, more granular firewall and login lockdown setup and are comfortable configuring rules yourself.

Safe SVG 89/100

Pick Safe SVG only as a targeted add-on for blocking malicious SVGs, not as a general security solution.