Is wp-maintenance-mode (WordPress plugin) vulnerable?

WordPress wp-maintenance-mode has 4 known advisories in the phpwarden feed. Feed 2026.10.29.1, updated 2026-10-28.

4advisories

0critical

0on CISA KEV

1no fix recorded

CVE	Title	Severity	CVSS	Affected	Fixed in
CVE-2018-20156	The WP Maintenance Mode plugin before 2.0.7 for WordPress allows remote authenticated "site administrator" users to execute arbitrary PHP co	high	7.2	`<2.0.7`	`2.0.7`
CVE-2018-20154	The WP Maintenance Mode plugin before 2.0.7 for WordPress allows remote authenticated users to discover all subscriber e-mail addresses.	medium	4.3	`<2.0.7`	`2.0.7`
CVE-2018-20155	The WP Maintenance Mode plugin before 2.0.7 for WordPress allows remote authenticated subscriber users to bypass intended access restriction	medium	4.3	`<2.0.7`	`2.0.7`
CVE-2023-7019	The LightStart – Maintenance Mode, Coming Soon and Landing Page Builder plugin for WordPress is vulnerable to unauthorized modification of d	medium	4.3	`<=2.6.8`	–

Am I affected?

Find out in one command. phpwarden checks your WordPress install against this advisory and 20,000+ others, ranked by real-world exploitation (CISA KEV + EPSS). Free, offline, open data.

# PHP projects (recommended)
composer require --dev phpwarden/phpwarden
# then
vendor/bin/phpwarden wordpress /var/www/html

# or, without Composer
pipx install phpwarden   &&   phpwarden wordpress /var/www/html

Or keep it checked automatically with the GitHub Action or a nightly cron; see WordPress docs.

Install docs How findings are ranked

A version is vulnerable when it falls inside an affected range and below the fixed version. phpwarden applies these ranges to the exact versions in your lockfile or install, so you only see what applies to you.