CVE-2026-13413

Medium

Description

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.

SeverityMedium
CVSS5.3
Exploit probability—
ProductCMP – Coming Soon & Maintenance
PublishedOct 2, 2026
First seenOct 2, 2026

How to fix

Update
  • CMP – Coming Soon & Maintenance4.1.20 or later

Affected products

ProductAffected versionsFixed in
CMP – Coming Soon & Maintenancev < 4.1.204.1.20

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

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