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CVE-2026-13414

CMP - Coming Soon & Maintenance < 4.1.18 - Unauthenticated Maintenance Mode Disable via cmp_disable_comingsoon_ajax

The CMP WordPress plugin before 4.1.18 does not perform authorization checks on one of its AJAX actions and relies on a nonce that is skipped for certain (and exposed to anonymous visitors on others), allowing unauthenticated attackers to disable the site's maintenance/coming-soon mode under a non-default countdown configuration.

CVSS 3.1 · 4.8 Medium EPSS < 1% KEV · Not listed
Products
Cmp
CVE-2026-13415

CMP - Coming Soon & Maintenance < 4.1.18 - Editor+ Privilege Escalation via cmp_ajax_import_settings

The CMP WordPress plugin before 4.1.18 does not enforce an option-name allow-list when importing settings via one of its AJAX actions, allowing users with the Editor role (when the administrator has granted the Editor role access to the CMP WordPress plugin before 4.1.18's admin-bar controls) to update arbitrary WordPress options, including options that lead to privilege escalation to Administrator.

CVSS 3.1 · 7.2 High EPSS < 1% KEV · Not listed
Products
Cmp
CVE-2026-13416

CMP - Coming Soon & Maintenance < 4.1.18 - Editor+ Stored XSS via niteoCS_socialmedia

The CMP WordPress plugin before 4.1.18 does not sanitise and escape a settings value before outputting it on the coming-soon page, allowing users with the Editor role (when the administrator has granted the Editor role access to the CMP WordPress plugin before 4.1.18's admin-bar controls) to inject arbitrary web scripts that execute when a visitor views the page.

CVSS 3.1 · 3.5 Low EPSS < 1% KEV · Not listed
Products
Cmp
CVE-2026-101138

CMP - Coming Soon & Maintenance 4.1.19 - 4.1.20 - Unauthenticated Maintenance Mode Bypass via Custom URL Whitelist

The CMP – Coming Soon & Maintenance WordPress plugin before 4.1.21 does not correctly apply maintenance mode to pages added to its page whitelist by manually entered URL pattern, allowing unauthenticated visitors to view the content of those pages while maintenance mode is active.

CVSS 3.1 · 5.3 Medium EPSS < 1% KEV · Not listed
Products
Cmp
CVE-2026-13413

CMP - Coming Soon & Maintenance < 4.1.20 - Unauthenticated Maintenance Mode Bypass via Login URL Match

The CMP – Coming Soon & Maintenance WordPress plugin before 4.1.20 does not correctly restrict access to the site while maintenance/coming-soon mode is enabled, allowing unauthenticated visitors to bypass the coming-soon page and reach the otherwise hidden site, including hidden published pages, by shaping the request so it is mistaken for a login request.

CVSS 3.1 · 5.3 Medium EPSS < 1% KEV · Not listed
Products
Cmp