All vulnerabilities
CVE-2026-101138

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

Unknown CMP – Coming Soon & Maintenance
Open in ThreatlineRecord JSON
CVSS
5.3Medium
ExploitationNo known exploitationNot in CISA KEV, which does not prove it is unexploitedCISA KEV
Exploit odds (EPSS)0.19%Chance of exploitation activity in the next 30 days, higher than 7% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed in4.1.21Fixed versionCVE List
Published21 Oct 2026Updated 21 Oct 2026CVE List

What fixes it

  • 4.1.21CMP – Coming Soon & MaintenanceCVE List

A fixed version on one release line is not the upgrade target for every line. Check your exact version and any vendor backports.

Description

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.

Text from CVE List

Affected versions 1

  • CMP – Coming Soon & Maintenanceaffected: 4.1.19 before 4.1.21CVE List

References 1