Really Simple Security – Simple and Performant Security (formerly Really Simple SSL) <= 9.5.9 - Missing Authorization

4.3
Missing Authorization
CVE CVE-2026-48969
CVSS 4.3 (Medium)
Publicly Published June 3, 2026
Last Updated June 8, 2026
Researcher Evan NR

Description

The Really Simple Security – Simple and Performant Security (formerly Really Simple SSL) plugin for WordPress is vulnerable to unauthorized access due to a missing capability check on a function in versions up to, and including, 9.5.9. This makes it possible for authenticated attackers, with subscriber-level access and above, to perform an unauthorized action.

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Vulnerability Details for Really Simple Security – Simple and Performant Security (formerly Really Simple SSL)

Software Type Plugin
Software Slug really-simple-ssl (view on wordpress.org)
Patched? Yes
Remediation Update to version 9.5.10, or a newer patched version
Affected Version
  • <= 9.5.9
Patched Version
  • 9.5.10

Recent vulnerabilities in Really Simple Security – Simple and Performant Security (formerly Really Simple SSL)

# Title CVE ID CVSS Researchers Date
1 Really Simple Security – Simple and Performant Security (formerly Really Simple SSL) <= 9.5.10 - Missing Authorization CVE-2026-48970 5.3 RyuuKhagetsu June 3, 2026
2 Really Simple Security – Simple and Performant Security (formerly Really Simple SSL) <= 9.5.7 - Missing Authorization CVE-2026-32461 4.3 Or Benit March 15, 2026
3 Really Simple SSL <= 9.1.4 - Cross-Site Request Forgery CVE-2025-24623 4.3 Ananda Dhakal January 24, 2025
4 Really Simple Security (Free, Pro, and Pro Multisite) 9.0.0 - 9.1.1.1 - Authentication Bypass CVE-2024-10924 9.8 István Márton November 14, 2024
5 Really Simple SSL <= 7.2.3 - Authenticated (Admin+) Server-Side Request Forgery CVE-2024-31229 5.5 Ananda Dhakal April 16, 2024

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