What’s Vulnerable › Vulnerabilities
CVE-2026-101138: CMP - Coming Soon & Maintenance 4.1.19 - 4.1.20 - Unauthenticated Maintenance Mode Bypass via Custom URL Whitelist
- Severity: medium (CVSS 5.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-10-21 · updated 2026-10-21
- Weakness: CWE-284
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
- CMP – Coming Soon & Maintenance: from 4.1.19 before 4.1.21 — fixed in 4.1.21
How to fix
Upgrade to a fixed version: CMP – Coming Soon & Maintenance 4.1.21. Check the vendor advisory for mitigations.
References
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