What’s Vulnerable › Vulnerabilities

CVE-2019-19979

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-12-26 · updated 2026-06-17
• Weakness: CWE-79

Description

A flaw in the WordPress plugin, WP Maintenance before 5.0.6, allowed attackers to enable a vulnerable site's maintenance mode and inject malicious code affecting site visitors. There was CSRF with resultant XSS.

Affected products

• Florent Maillefaud WP Maintenance: before 5.0.6 — fixed in 5.0.6

How to fix

Upgrade to a fixed version: Florent Maillefaud WP Maintenance 5.0.6. Check the vendor advisory for mitigations.

References

• https://wpvulndb.com/vulnerabilities/9954
• https://www.wordfence.com/blog/2019/11/high-severity-vulnerability-patched-in-wp-maintenance-plugin/
• https://wpvulndb.com/vulnerabilities/9954
• https://www.wordfence.com/blog/2019/11/high-severity-vulnerability-patched-in-wp-maintenance-plugin/

Get alerted when CVE-2019-19979 or the next vulnerability affects your stack