CVE-2026-13416

CMP - Coming Soon & Maintenance < 4.1.18 - Editor+ Stored XSS via niteoCS_socialmedia

The CMP WordPress plugin before 4.1.18 does not sanitise and escape a settings value before outputting it on the coming-soon page, allowing users with the Editor role (when the administrator has granted the Editor role access to the CMP WordPress plugin before 4.1.18's admin-bar controls) to inject arbitrary web scripts that execute when a visitor views the page.

Affected

CMP

CVSS v3.1 CNA

3.5 LOWCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N

EPSS

0.14% chance of exploitation in the next 30 days, 3rd percentile

Published

2026-08-27

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/2331d3fa-9868-4365-a7a6-52386be7f1e1/

References

• CVE Record
• NVD entry