Critical (9.8) in sygnoos popup builder. EPSS 44% chance of exploitation in the next 30 days.
The Popup Builder WordPress plugin before 4.1.1 does not sanitise and escape the sgpb-subscription-popup-id parameter before using it in a SQL statement in the All Subscribers admin dashboard, leading to a SQL injection, which could also be used to perform Reflected Cross-Site Scripting attack against a logged in admin opening a malicious link
Severity
CVSS 3.1
9.8 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
44% chance of exploitation in the next 30 days; higher than 98% of CVEs (scores of 2026-10-31)