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Known vulnerabilities in Unknown Really Simple Security

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CVE Summary Score Published
CVE-2026-88798 The Really Simple Security WordPress plugin before 9.8.3 does not validate a client-supplied address value before using… 5.3 Medium Sep 18, 2026
CVE-2026-89080 The Really Simple Security WordPress plugin before 9.8.1 does not prevent an unauthenticated request from resetting… 7.5 High Sep 13, 2026
CVE-2026-81766 The Really Simple Security WordPress plugin before 9.8.0 does not check that the user is allowed to install Really… 6.6 Medium Aug 30, 2026
CVE-2026-8293 The Really Simple Security WordPress plugin before 9.5.10.1 does not enforce the second-factor challenge in two of… 7.5 High Jun 2, 2026

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