PLUGIN SECURITY
Is Really Simple Ssl safe?
Known vulnerabilities, PHP compatibility and safer alternatives for the Really Simple Ssl WordPress plugin — checked against WP Clinic's local security database.
Plugin details
- Slug:
really-simple-ssl - Requires PHP: 7.4+
- Max supported PHP (analyzed): 8.4
Known vulnerabilities
- Really Simple Security – Simple and Performant Security (formerly Really Simple SSL) [really-simple-ssl] < 8.0.0 [CVE-2024-31229, WordPress Really Simple SSL Plugin <= 7.2.3 is vulnerable to Server Side Request Forgery (SSRF), Really Simple SSL <= 7.2.3 - Authenticated (Admin+) Server-Side Request Forgery]
- Really Simple Security – Simple and Performant Security (formerly Really Simple SSL) [really-simple-ssl] >= 9.0.0 - <= 9.1.1.1 [CVE-2024-10924, WordPress Really Simple SSL Plugin 9.0.0-9.1.1.1 is vulnerable to Broken Authentication, Really Simple Security (Free, Pro, and Pro Multisite) 9.0.0 - 9.1.1.1 - Authentication Bypass]
- Really Simple Security – Simple and Performant Security (formerly Really Simple SSL) [really-simple-ssl] < 9.2.0 [CVE-2025-24623, WordPress Really Simple SSL Plugin <= 9.1.4 is vulnerable to Cross Site Request Forgery (CSRF), Really Simple SSL <= 9.1.4 - Cross-Site Request Forgery, EUVD-2025-3825]
- Really Simple Security – Simple and Performant Security (formerly Really Simple SSL) [really-simple-ssl] < 9.5.8 [CVE-2026-32461, Really Simple Security – Simple and Performant Security (formerly Really Simple SSL) <= 9.5.7 - Missing Authorization]
- Really Simple Security – Simple and Performant Security (formerly Really Simple SSL) [really-simple-ssl] < 9.5.10.1 [CVE-2026-8293]
+ 2 more known vulnerabilities
- Really Simple Security – Simple and Performant Security (formerly Really Simple SSL) [really-simple-ssl] < 9.5.10 [CVE-2026-48969, Really Simple Security – Simple and Performant Security (formerly Really Simple SSL) <= 9.5.9 - Missing Authorization]
- Really Simple Security – Simple and Performant Security (formerly Really Simple SSL) [really-simple-ssl] < 9.5.10.1 [CVE-2026-48970, Really Simple Security – Simple and Performant Security (formerly Really Simple SSL) <= 9.5.10 - Missing Authorization, Really Simple Security – Simple and Performant Security (formerly Really Simple SSL) <= 9.5.10 - Missing Authorization]
Vulnerabilities are matched against the exact installed version when it's known. Always keep the plugin updated to the latest release.
Safer / more established alternatives
- Wordfence Security – Firewall, Malware Scan, and Login Security — 5000000+ active installs — max PHP 8.4
- Hostinger Tools — 3000000+ active installs — max PHP 8.4
- Limit Login Attempts Security – Login Security, 2FA, Firewall, Brute Force Prevention — 1000000+ active installs — max PHP 8.4
- Two Factor — 100000+ active installs — max PHP 8.4
- WP 2FA – Two-factor authentication for WordPress — 100000+ active installs
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