Medium (6.1) in simple-membership-plugin simple membership. EPSS 1.8% chance of exploitation in the next 30 days.
The Simple Membership WordPress plugin before 4.1.1 does not properly sanitise and escape parameters before outputting them back in AJAX actions, leading to Reflected Cross-Site Scripting
Severity
CVSS 3.1
6.1 medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS
1.8% chance of exploitation in the next 30 days; higher than 79% of CVEs (scores of 2026-10-31)