CVE-2026-102562 AcyMailing WordPress Plugin - Stored XSS

AcyMailing WordPress plugin <= 11.1.0 contains a stored cross-site scripting caused by insufficient sanitization in customField[] parameter in public frontusers::subscribe endpoint, letting unauthenticated attackers inject scripts executed when users access the online-archive URL.

CVSS base score 7.2 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.25% chance of exploitation in 30 days
View the NVD record ↗