Vulnerability · Published Oct 21, 2026 · Assigned by WPScan

CVE-2026-101138CMP - Coming Soon & Maintenance 4.1.19 - 4.1.20 - Unauthenticated Maintenance Mode Bypass via Custom URL Whitelist

Medium 5.3

In plain English

A medium-severity improper access control in CMP – Coming Soon & Maintenance from Unknown. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 17% of all known vulnerabilities).

Severity (CVSS 3.1)5.3Medium

Exploit odds (30 days)0.3%top 82.7% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

Vendor	Product	Versions
Unknown	CMP – Coming Soon & Maintenance	4.1.19 – before 4.1.21

Weakness: CWE-284 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

References

https://wpscan.com/vulnerability/ae9f4fa9-e17d-4c52-86c8-48e5ba0dfef8/ exploit, vdb-entry, technical-description