CVE-2021-24539: Coming Soon, Under Construction & Maintenance Mode By Dazzler < 1.6.7 - Admin+ Stored Cross-Site Scripting

Severity: medium (CVSS 4.8 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: 2021-11-01 · updated 2026-06-17
Weakness: CWE-79

Description

The Coming Soon, Under Construction & Maintenance Mode By Dazzler WordPress plugin before 1.6.7 does not sanitise or escape its description setting when outputting it in the frontend when the Coming Soon mode is enabled, even when the unfiltered_html capability is disallowed, leading to an authenticated Stored Cross-Site Scripting issue

Affected products

Coming Soon, Under Construction & Maintenance Mode By Dazzler: before 1.6.7 — fixed in 1.6.7

How to fix

Upgrade to a fixed version: Coming Soon, Under Construction & Maintenance Mode By Dazzler 1.6.7. Check the vendor advisory for mitigations.

References

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